Nations Attic 2026 Diving Into History + More

Auction Details

Nation's Attic is proud to present the 2026 "Diving Into History" auction, a landmark event scheduled for Saturday, May 30th. This year's sale features the esteemed collection of The Ocean Corporation, a cornerstone of the commercial diving industry founded in Houston in 1969. As the school continues its legacy of excellence, it has chosen this moment to share museum-quality pieces of diving history with the global collecting community. The auction offers an unparalleled selection of 19th and 20th-century copper and brass diving helmets from legendary makers such as Morse, Schrader, and Siebe Gorman, including exceptionally rare and unique configurations.

Beyond the helmets, the catalog includes a deep dive into the history of the working diver with authentic vintage dive dresses, heavy lead boots, weight belts, and specialized equipment. Collectors will also find a vast array of maritime treasures including vintage underwater lights, original manufacturer catalogs, and historic photographs. The second half of this spectacular event shifts focus to a diverse array of high-quality collectibles selling at no reserve. These offerings include historically significant Japanese swords, a curated selection of US coinage, and an elegant collection of designer handbags, many of which remain in their original packaging.

As the world's largest dealer of authentic antique diving helmets, Nation's Attic provides a secure and professional platform for enthusiasts and investors alike. The full digital catalog will be available for preview and pre-bidding on LiveAuctioneers approximately one month prior to the sale date. We encourage all bidders to register early to ensure approval for this high-profile event. For detailed condition reports or inquiries regarding specific lots, please contact us at 316-371-1828 or via email at helmets@nationsattic.com. Join us on May 30th for this extraordinary opportunity to own a piece of history from the deep.
Please make sure your account has the correct current address registered. We must ship items to the address registered with your account.

In the event buyer desires to pay by using a credit card, a convenience processing fee equaling an average of 4.0% of the entire amount due shall be added to the buyer's invoice.
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151
DESCO Mark V Helmet Air Control Valve & Whip155 - DESCO Mark V Helmet Air Control Valve & Whip
Nation’s Attic Inc.
This is an original DESCO stamped air control valve. This piece of equipment was attached to a Mark V helmet at the end of the whip. The whip is the 3
Bidding Has Concluded
Estimate : 350.00 - 650.00
Sold to floor for 937.50
 
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152
Rare 1944 Miller Dunn US Navy Mark V Diving Helmet #118 w/ USN Stamp156 - Rare 1944 Miller Dunn US Navy Mark V Diving Helmet #118 w/ USN Stamp
Nation’s Attic Inc.
The US Navy Mark V is arguably the most iconic helmet design in history, serving as a cornerstone of maritime heritage and a pinnacle for collectors.
Bidding Has Concluded
Estimate : 8,000.00 - 13,000.00
Sold to floor for 15,000.00
 
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153
Classic DESCO Abalone Vintage 29211 Diving Helmet157 - Classic DESCO Abalone Vintage 29211 Diving Helmet
Nation’s Attic Inc.
This unique and seldom seen helmet was made by Diving Equipment & amp; Supply Company (DESCO). Located in Milwaukee, Wisconsin, this company wou...
Bidding Has Concluded
Estimate : 3,000.00 - 5,000.00
Sold to floor for 6,250.00
 
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154
US Navy Canvas Divers Parts Bag & Duffle Bag158 - US Navy Canvas Divers Parts Bag & Duffle Bag
Nation’s Attic Inc.
These are two very nice original US Navy canvas bags. One is what appears to be a new old stock duffel bag with US Navy stenciled on it. The second is
Bidding Has Concluded
Estimate : 50.00 - 200.00
Sold to floor for 212.50
 
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155
Impressive US Navy Experimental Diving Unit Brass Plaque159 - Impressive US Navy Experimental Diving Unit Brass Plaque
Nation’s Attic Inc.
Impressive and heavy, solid brass United States Navy Experimental Diving Unit brass plaque. This piece measures seven inches in diameter and weighs ap
Bidding Has Concluded
Estimate : 50.00 - 200.00
Sold to floor for 1,375.00
 
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156
1930 Men Without Women John Ford Original Press Photo USN Mark V Divers160 - 1930 Men Without Women John Ford Original Press Photo USN Mark V Divers
Nation’s Attic Inc.
This is an original type 1 press photo used to promote the John Ford movie Men Without Women. 8x10 in size with a few creases, original caption for ph
Bidding Has Concluded
Estimate : 50.00 - 200.00
Sold to floor for 150.00
 
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157
US Navy Mark V & Mark 12 Diver Veterans Patch Pins Badges161 - US Navy Mark V & Mark 12 Diver Veterans Patch Pins Badges
Nation’s Attic Inc.
This is a very nice grouping of original items from a former US Navy diver who dove both the Mark V and Mark 12 helmets. The collection consists of ni
Bidding Has Concluded
Estimate : 75.00 - 250.00
Sold to floor for 250.00
 
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158
Extreme Deep Diving Yokohama Oil Field Underwater Helium Helmet162 - Extreme Deep Diving Yokohama Oil Field Underwater Helium Helmet
Nation’s Attic Inc.
The Yokohama Diving Apparatus Co. Ltd. stands as the preeminent name in Japanese maritime history, renowned for over a century of peerless craftsmansh
Bidding Has Concluded
Estimate : 5,000.00 - 10,000.00
Sold to floor for 9,687.50
 
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159
Japanese Yokohama Diving Apparatus 4 Light Helmet – Amazing Patina163 - Japanese Yokohama Diving Apparatus 4 Light Helmet – Amazing Patina
Nation’s Attic Inc.
Arguably, the most iconic Japanese manufacturer of diving helmets is the Yokohama Diving Apparatus Co. Ltd. Based in Yokohama, Japan, this company pro
Bidding Has Concluded
Estimate : 1,500.00 - 3,500.00
Sold to floor for 4,062.50
 
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160
Chinese / Korean Bo On Company Antique Diving Helmet164 - Chinese / Korean Bo On Company Antique Diving Helmet
Nation’s Attic Inc.
This seldom-seen diving helmet represents a unique intersection of Asian maritime history, manufactured in Korea and distributed by the venerable Chin
Bidding Has Concluded
Estimate : 1,500.00 - 3,000.00
Sold to floor for 2,625.00
 
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161
Hand Carved Wood Siebe Gorman Diving Helmet & Stand165 - Hand Carved Wood Siebe Gorman Diving Helmet & Stand
Nation’s Attic Inc.
This is an impressive hand carved Siebe Gorman twelve bolt diving helmet and display stand. Solid wood construction with individual parts carved such
Bidding Has Concluded
Estimate : 750.00 - 1,500.00
Sold to floor for 2,250.00
 
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162
Detailed Hand Carved Wood Diving Helmet Display Stand166 - Detailed Hand Carved Wood Diving Helmet Display Stand
Nation’s Attic Inc.
This is an impressive hand carved diving helmet display stand. Solid wood construction weighing approximately 15 pounds. The stand's outer edge ...
Bidding Has Concluded
Estimate : 100.00 - 300.00
Sold to floor for 687.50
 
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163
12 Original Royal Navy Canadian Divers Insignia Patches167 - 12 Original Royal Navy Canadian Divers Insignia Patches
Nation’s Attic Inc.
This is a beautiful grouping of original UK and Canadian Royal Navy divers insignia patches. All twelve are in excellent condition. All items will be
Bidding Has Concluded
Estimate : 75.00 - 150.00
Sold to floor for 118.75
 
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164
Cassens & Plath Hamburg German Maritime Sextant168 - Cassens & Plath Hamburg German Maritime Sextant
Nation’s Attic Inc.
This is a very nice example of a Cassens & amp; Plath Sextant. This example is stamped C Plath Hamburg and is serial #28346. The instrument is c...
Bidding Has Concluded
Estimate : 50.00 - 200.00
Sold to floor for 406.25
 
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165
Original Leszek Gorski Protype Bucket Diving Helmet One Of A Kind169 - Original Leszek Gorski Protype Bucket Diving Helmet One Of A Kind
Nation’s Attic Inc.
The Gorski diving helmet story begins in the 1980s with Leszek Gorski, a commercial diver in Communist-aligned Poland, who faced a chronic shortage of
Bidding Has Concluded
Estimate : 500.00 - 2,500.00
Sold to floor for 3,125.00
 
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166
Rare Early Leszek Gorski Diving Helmet Serial #002170 - Rare Early Leszek Gorski Diving Helmet Serial #002
Nation’s Attic Inc.
The Gorski diving helmet story begins in the 1980s with Leszek Gorski, a commercial diver in Communist-aligned Poland, who faced a chronic shortage of
Bidding Has Concluded
Estimate : 3,000.00 - 5,000.00
Sold to floor for 2,750.00
 
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167
Rare Early Leszek Gorski Diving Helmet Serial #005171 - Rare Early Leszek Gorski Diving Helmet Serial #005
Nation’s Attic Inc.
The Gorski diving helmet story begins in the 1980s with Leszek Gorski, a commercial diver in Communist-aligned Poland, who faced a chronic shortage of
Bidding Has Concluded
Estimate : 3,000.00 - 5,000.00
Sold to floor for 2,500.00
 
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168
Stainless Steel Gorski G2000SS Diving Helmet Serial #19172 - Stainless Steel Gorski G2000SS Diving Helmet Serial #19
Nation’s Attic Inc.
The Gorski G2000SS stands as arguably the first true classic of 21st-century diving history—a highly collectible stainless-steel helmet that
Bidding Has Concluded
Estimate : 3,000.00 - 5,000.00
Sold to floor for 2,500.00
 
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169
Stainless Steel Gorski G2000SS Diving Helmet173 - Stainless Steel Gorski G2000SS Diving Helmet
Nation’s Attic Inc.
The Gorski G2000SS stands as arguably the first true classic of 21st-century diving history—a highly collectible stainless-steel helmet that
Bidding Has Concluded
Estimate : 3,000.00 - 5,000.00
Sold to floor for 2,750.00
 
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170
Stainless Steel Joe Savoie Serial #20 Diving Helmet174 - Stainless Steel Joe Savoie Serial #20 Diving Helmet
Nation’s Attic Inc.
In the 21st Century, diving helmets made by Joe Savoie have been recognized among historians and collectors as one of the most revolutionary helmet de
Bidding Has Concluded
Estimate : 5,000.00 - 8,000.00
Sold to floor for 5,312.50
 
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171
Bronze Miller Model 400 Vintage Diving Helmet175 - Bronze Miller Model 400 Vintage Diving Helmet
Nation’s Attic Inc.
In the world of commercial diving in the 1970s and 1980s, Miller helmets were considered one of the jewels in the industry. Constructed with a solid b
Bidding Has Concluded
Estimate : 2,500.00 - 4,500.00
Sold to floor for 2,750.00
 
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172
Blow All Ballast The Story of the Squalus USN Mixed Gas176 - Blow All Ballast The Story of the Squalus USN Mixed Gas
Nation’s Attic Inc.
Blow All Ballast. The Story of the Squalus, by Nat A. Barrows, 1940. The U S Navy salvage of the USS Squalus, where Mark V air helmets converted for u
Bidding Has Concluded
Estimate : 50.00 - 100.00
Sold to floor for 100.00
 
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173
The Egypt’s Gold. Amazing Salvage of Gold177 - The Egypt’s Gold. Amazing Salvage of Gold
Nation’s Attic Inc.
The Egypt’s Gold, by David Scott, 1932, Faber, London. FIRST EDITION. Tells the story of the use of one atmosphere suits aboard the second Ar
Bidding Has Concluded
Estimate : 50.00 - 100.00
Sold to floor for 81.25
 
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174
Seventy Fathoms Deep Hardcover Salvage Ship Artiglio178 - Seventy Fathoms Deep Hardcover Salvage Ship Artiglio
Nation’s Attic Inc.
Seventy Fathoms Deep with the divers of the salvage ship Artiglio, hardcover with dustjacket. All items will be shipped with a signature required upon
Bidding Has Concluded
Estimate : 50.00 - 100.00
Sold to floor for 93.75
 
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175
Incredible Great Depression Era Shallow Water Diving Helmet179 - Incredible Great Depression Era Shallow Water Diving Helmet
Nation’s Attic Inc.
During the Great Depression, many divers around the world who had no money were forced to make their own diving helmets. Magazines such as Popular Mec
Bidding Has Concluded
Estimate : 1,000.00 - 2,500.00
Sold to floor for 3,437.50
 
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176
Siebe Gorman & Co Brass Underwater Torch Flashlight180 - Siebe Gorman & Co Brass Underwater Torch Flashlight
Nation’s Attic Inc.
Impressive brass stamped Siebe Gorman & amp; Co Ltd underwater torch or flashlight. This piece measures approximately 12.75 inches long. The gla...
Bidding Has Concluded
Estimate : 200.00 - 450.00
Sold to floor for 531.25
 
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177
Brazilian Navy Person 12 Bolt Diving Helmet181 - Brazilian Navy Person 12 Bolt Diving Helmet
Nation’s Attic Inc.
This is a representation of a very rare diving helmet made for the Brazilian Navy by Charles Person of San Palo, Brazil. Person helmets, when found, a
Bidding Has Concluded
Estimate : 1,500.00 - 3,000.00
Sold to floor for 3,437.50
 
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178
1986 Soviet Russian 3 Bolt Diving Helmet With Underwater Light183 - 1986 Soviet Russian 3 Bolt Diving Helmet With Underwater Light
Nation’s Attic Inc.
An outstanding example of a Soviet diving helmet in what is called the 3 bolt pattern! This helmet was made at Factory 28 located in Leningrad in 1986
Bidding Has Concluded
Estimate : 1,500.00 - 4,000.00
Sold to floor for 3,437.50
 
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179
Original Soviet Navy Kursk Submarine Pin With Diving Helmet184 - Original Soviet Navy Kursk Submarine Pin With Diving Helmet
Nation’s Attic Inc.
This is an impressive lapel or uniform pin featuring the doomed Soviet submarine Kursk. Impressive original pin with submarine and diving helmet incor
Bidding Has Concluded
Estimate : 20.00 - 50.00
Sold to floor for 75.00
 
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180
Original Soviet Navy Kursk Submarine Pin With Diving Helmet - Large185 - Original Soviet Navy Kursk Submarine Pin With Diving Helmet - Large
Nation’s Attic Inc.
This is an impressive, larger lapel or uniform pin featuring the doomed Soviet submarine Kursk. Impressive original pin with submarine and diving helm
Bidding Has Concluded
Estimate : 20.00 - 50.00
Sold to floor for 175.00
 
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181
Original Soviet Navy For Merit Diving Helmet Pin Badge186 - Original Soviet Navy For Merit Diving Helmet Pin Badge
Nation’s Attic Inc.
This is an impressive, original Soviet Navy For Merit uniform pin with a diving helmet in the center. The pin is in great original condition with the
Bidding Has Concluded
Estimate : 20.00 - 50.00
Sold to floor for 81.25
 
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182
Original Soviet Navy Duty Diver Diving Helmet Pin Badge187 - Original Soviet Navy Duty Diver Diving Helmet Pin Badge
Nation’s Attic Inc.
This is an impressive, original Soviet Navy Duty Diver uniform pin with a diving helmet. The pin is in great original condition with the pinback intac
Bidding Has Concluded
Estimate : 20.00 - 50.00
Sold to floor for 37.50
 
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183
Original Soviet Navy Specialist 1st Class Diver Diving Helmet Pin Badge188 - Original Soviet Navy Specialist 1st Class Diver Diving Helmet Pin Badge
Nation’s Attic Inc.
This is an impressive, original Soviet Navy uniform pin with a diving helmet and the number one below it, possibly for a Navy Specialist 1st Class. Th
Bidding Has Concluded
Estimate : 20.00 - 50.00
Sold to floor for 18.75
 
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184
Original Soviet Navy Diver / Frogman Diving Helmet Pin Badge189 - Original Soviet Navy Diver / Frogman Diving Helmet Pin Badge
Nation’s Attic Inc.
This is an impressive, original Soviet Navy uniform pin with a diving helmet and flags above it. The pin is in good original condition with the pinbac
Bidding Has Concluded
Estimate : 20.00 - 50.00
Sold to floor for 50.00
 
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185
Original Soviet Naval College 1947-1997 Pin Badge190 - Original Soviet Naval College 1947-1997 Pin Badge
Nation’s Attic Inc.
This is an impressive, original Soviet Navy uniform commemorating the Naval College anniversary, 1947 to 1997. The pin is in good original condition w
Bidding Has Concluded
Estimate : 20.00 - 50.00
Sold to floor for 37.50
 
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186
Original Soviet K-141 Kursk Submarine Diving Helmet Pin Badge191 - Original Soviet K-141 Kursk Submarine Diving Helmet Pin Badge
Nation’s Attic Inc.
This is an impressive, large original Soviet Navy badge commemorating the Kursk K-141 submarine. The pin is in good original condition with the pinbac
Bidding Has Concluded
Estimate : 20.00 - 50.00
Sold to floor for 100.00
 
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187
Original Soviet Navy Diving Instructor Helmet Pin Badge192 - Original Soviet Navy Diving Instructor Helmet Pin Badge
Nation’s Attic Inc.
This is an impressive, original Soviet diving instructor pin. The pin is in good original condition with the pinback intact. All items will be shipped
Bidding Has Concluded
Estimate : 20.00 - 50.00
Sold to floor for 81.25
 
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188
Original Soviet Navy Diving Helmet Pin Badge193 - Original Soviet Navy Diving Helmet Pin Badge
Nation’s Attic Inc.
This is an impressive, original Soviet diamond shaped pin with a diving helmet in the center. The pin is in good original condition with the pinback i
Bidding Has Concluded
Estimate : 20.00 - 50.00
Sold to floor for 43.75
 
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189
Original Soviet Navy Diving 1st 2nd 3rd Class Pins194 - Original Soviet Navy Diving 1st 2nd 3rd Class Pins
Nation’s Attic Inc.
An impressive trio of original Soviet divers pins representing first, second, and third class diver. The pins are in good original condition with the
Bidding Has Concluded
Estimate : 20.00 - 50.00
Sold to floor for 68.75
 
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190
Original Soviet Navy Search Rescue & Dive Ship Pins195 - Original Soviet Navy Search Rescue & Dive Ship Pins
Nation’s Attic Inc.
An impressive duo of original Soviet pins. The left is commemorating the 75th anniversary of the Soviet Navy Search and Rescue department. The right p
Bidding Has Concluded
Estimate : 20.00 - 50.00
Sold to floor for 25.00
 
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191
Original Soviet Navy Dive Ship & Search Rescue Pins196 - Original Soviet Navy Dive Ship & Search Rescue Pins
Nation’s Attic Inc.
An impressive duo of original Soviet pins. The right is commemorating the 50th anniversary of the Soviet Navy Search and Rescue department. The left p
Bidding Has Concluded
Estimate : 20.00 - 50.00
Sold to floor for 37.50
 
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192
Original Soviet Navy Divers Merit Pin & Search Rescue Pins197 - Original Soviet Navy Divers Merit Pin & Search Rescue Pins
Nation’s Attic Inc.
An impressive duo of original Soviet pins. The right is a Soviet Navy underwater rescue pin. The left pin is a Soviet Navy divers merit pin. The pins
Bidding Has Concluded
Estimate : 20.00 - 50.00
Sold to floor for 75.00
 
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193
3 Original Soviet Navy Divers Pins – Diving Helmets198 - 3 Original Soviet Navy Divers Pins – Diving Helmets
Nation’s Attic Inc.
An impressive trio of original Soviet pins. The right is a Soviet Navy pin, possibly for the 70th anniversary of a dive ship. The center pin is a Duty
Bidding Has Concluded
Estimate : 20.00 - 50.00
Sold to floor for 75.00
 
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194
Soviet Military & Party Membership Pins Photo Documents199 - Soviet Military & Party Membership Pins Photo Documents
Nation’s Attic Inc.
This is an interesting grouping of Soviet era items. The collection consists of a 1947 officer graduation photo, a small document book identifying an
Bidding Has Concluded
Estimate : 20.00 - 50.00
Sold to floor for 93.75
 
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195
Vintage Russian Soviet Divers Boots200 - Vintage Russian Soviet Divers Boots
Nation’s Attic Inc.
This is a nice pair of vintage Soviet or Russian divers' boots. Each boot weighs approximately 24 pounds. Each has a black canvas body, brass to...
Bidding Has Concluded
Estimate : 50.00 - 200.00
Sold to floor for 262.50
 
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196
Vintage Soviet or Russian Navy Divers Knife201 - Vintage Soviet or Russian Navy Divers Knife
Nation’s Attic Inc.
This is a vintage Russian or Soviet Navy divers knife. This design features a stainless steel blade, rubber coated handle, heavy brass sheath and leat
Bidding Has Concluded
Estimate : 50.00 - 200.00
Sold to floor for 500.00
 
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197
Soviet Banner With Huge Collection of Soviet Space Race Pins202 - Soviet Banner With Huge Collection of Soviet Space Race Pins
Nation’s Attic Inc.
This is an impressive collection of Soviet space exploration with a few aircraft pins as well. The pins are affixed to a vintage Communist Labor Party
Bidding Has Concluded
Estimate : 50.00 - 200.00
Sold to floor for 212.50
 
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198
For Our Soviet Motherland Vladimir Lenin Silk Flag203 - For Our Soviet Motherland Vladimir Lenin Silk Flag
Nation’s Attic Inc.
This is an impressive original Soviet propaganda flag. One side features the phrase For Our Soviet Motherland with an image of Vladimir Lenin. The oth
Bidding Has Concluded
Estimate : 50.00 - 200.00
Sold to floor for 62.50
 
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199
1944 US Navy Mark 1 Ball Recording Sextant204 - 1944 US Navy Mark 1 Ball Recording Sextant
Nation’s Attic Inc.
This is a very nice example of a Ball Recording Sextant Mark 1 Mos 0. This one is dated 1944 and comes in its original hinged wood box with original U
Bidding Has Concluded
Estimate : 50.00 - 200.00
Sold to floor for 875.00
 
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200
Antique Bosun’s Call .925 Silver Whistle w. Macrame Chain205 - Antique Bosun’s Call .925 Silver Whistle w. Macrame Chain
Nation’s Attic Inc.
Impressive and authentic antique bosun’s call whistle. This example is stamped .925 silver. It also features a macrame chain. Both the chain
Bidding Has Concluded
Estimate : 100.00 - 300.00
Sold to floor for 937.50
 
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