Science, Technology, Space Exploration & Meteorites

Rare 2003 color 24 x 36 Apple Computer promotional poster for the launch of AppleMusic.com, the company's first music distribution system, which...

Three items: a red 5.25" Floppy Disk signed in black felt tip by Steve Wozniak, "Woz"; a color glossy 14 x 11 photo of an Apple-1 com...

Uncommon pair of color Power Computing promotional posters distributed in small quantities at the Macworld Expo held at San Francisco’s Mosco

Rare and historic circa 1950s 4-wire core memory plane, featuring a 10 by 15 array with 150 separate ferrite cores hand-wired into the plane. The over

Rugged militarized Magnetic Bubble Recorder-Reproducer made by Singer-Librascope for an AN/SLQ-32 Electronic Warfare Suite used on US Navy ships, meas

EAI MiniAC analog computer with EAI Repetitive Operation Display Unit (RPI 0314) and EAI Variplotter 1110 plotter unit: the MiniAC measures 32.5 x 22

Original 1989 Nintendo Entertainment System (NES) Action Set in its original box, including the 'Control Deck' gaming console, two controlle...

Large and impressive print drum from a Burroughs 220 printer, measuring 17 1/2˝ across with a 3 3/8˝ diameter, and weighing 27.4 pound

Two-piece fence from a circa 1950s drum memory system, more than likely a prototype since there are no part numbers or other identifying features. Thi

Very early circa 1830s Cooke-Wheatstone single-needle telegraph set, mounted on a wooden stand measuring approximately 5.75˝ x 11.5˝ x

Impressive analog music synthesizer prototype named 'The Processor,' one of two examples designed and built circa 1975 by electrical enginee...

Rare circa 1860s Caton lineman's pocket telegraph set, as used by spies during the Civil War. Measuring just 5˝ x 2.25˝ x 1.25

Highly desirable circa 1860s Civil War–era 'camelback' telegraph key by G. M. Phelps, handsomely crafted from brass with hairpin sprin...

Very early circa 1860s Civil War–era telegraph set, mounted on a wooden 8˝ x 5˝ base, faintly marked: "Hamilton Electrical Wo

Hard-to-find circa 1860s Tillotson lineman's pocket telegraph set, as used by spies during the Civil War. Measuring just 5˝ x 2.25˝ x

Cold War–era Czech MRP-4 radar locator, codenamed 'Barbara,' designed for the direction finding of mobile radar and radio stations. Th...

Circa 1958 Cold War–era clandestine RT-3 electromechanical burst encoder, developed by Wandel & Goltermann for the German Federal Intellig...

Cold War–era Russian body-worn radio direction finder and intercept receiver known as 'FILIN,' developed around 1970 as a covert means...

Cold War–era R-354 spy radio set, codenamed 'Shmel ,' used by spies and special forces of the USSR for reconnaissance purposes. Th

Cold War–era Soviet R-014D electronic burst encoder, codenamed 'Datchik,' as used in conflict areas to transmit battlefield commands. ...

Circa 1950s Czech RZ-301 portable radio direction finder, codenamed 'POSPISIL,' designed to locate clandestine radio transmissions. With thi...

Original World War II–era rotor from a German Enigma machine, dug from the ground in a WWII battlefield. This is Enigma rotor no. V with a se

World War II–era Type 31/1 'Sweetheart' clandestine radio receiver, developed for use by the British Special Operations Executive (SOE...

Historic battlefield-found, relic three-rotor Enigma I machine recovered from the ground outside the village of Sülstorf, Germany, approximate

Scarce original Cold War–era Russian M-125 cipher machine, codenamed 'Fialka,' in its original case with separate original power suppl...

Complete and original wartime Swiss NEMA Model 45 cipher machine, serial no. TD-521, developed by Zellweger AG in Uster, Switzerland, during World War

Desirable World War II–era American M-209-A mechanical pin-and-lug cipher machine, measuring 7.25˝ x 5.25˝ x 3.25˝, i

Circa early 1970s gold-clad 24-pin Advanced Micro Devices (AMD) SN54181J, 9341DM, 7418M 4 bit Arithmetic Logic Chip (ALU). Some top engineers left Fai

Rare Fujitsu 128K Bubble Memory Cartridge, measuring 1.75˝ x 2.25˝ x .75˝, with the label printed, "FBM-C128GK," annotated ...

Core memory unit from a Norden militarized PDP-11 series computer, 9˝ x 6˝ x 1.25˝, with Norden Systems manufacturer's label o

Desirable RCA COSMAC CDP18S020 (Rev. 2) Evaluation Board with RCA 1800 COSMAC Micro Terminal (CDP 18S021), featuring a CDP1802 microprocessor: a one-c

Core memory unit from a ROLM militarized NOVA computer, 9.5˝ x 6.5˝ x .5˝, marked on the edge: "ROLM Corporation, Santa Clara,

Early circa 1970s high power 8-pin ballistic type print head, made in the USA by Wang Laboratories. It is unusual in that it uses solenoids to drive p

Handsome circa 1930s American carbon button broadcast microphone, measuring approximately 25˝ tall on a 7.5˝ x 7.5˝ base. The

Circa 1958–1962 Everest Z5R pinwheel mechanical calculator made in Italy, measuring approximately 13˝ x 6.5˝ x 7

Scarce Sun Hemmi Model No. 275D slide rule made in Japan, featuring 20˝ scales and a single cursor, known as a 'vector log-log slide rule.&...

Pair of Cold War–era Russian tank commander helmets, both made of padded cloth with a built-in microphone and headset. One helmet, displayed

Used during World War II by the Navy and US Marines, the TBY-4 two-way radio was famously utilized by Navajo Code Talkers to send and receive secret m

World War II–era US Army BC-611-F Radio Receiver and Transmitter, popularly known as the 'walkie talkie,' engraved with serial number ...

Original and very colorful French advertising poster for "La Raphaelle Liqueur Bonal," 45.5 x 62.5, done by G. Rosetti in 1908. Poster dep...

Original color poster for the first international air meet, the Grand Semaine d'Aviation, 63 x 46, held in August of 1909. Designed by Ernest Mo...

Complete program for the "Wright Brothers Home-coming To the Gem City," held in Dayton, Ohio, on June 17-18, 1909, 6 x 8.75, published by ...

Pioneer aviator (1878-1960) who flew with the Wright Exhibition Team and in 1912 was commissioned to shoot the first aerial footage of New York City.

Vintage fountain pen signature, "Orville Wright, June 27, 1927,” on an off-white 4.75 x 3 slip, later flown on the International Space St...

DS, signed “C. A. Lindbergh,” one page, 4 x 5.75, April 28, 1969. German disembarkation card filled out in fountain pen by Charles L

Original program, 9 x 12, 84 pages, for the National Charity Air pageant held on October 8-9, 1933, at Roosevelt Field, New York. Great program full o

War-dated ALS in French, signed "Ch. Pierret," three pages on two adjoining sheets, the address panel printed with "Par Ballon Mont&#...

Postal cover with large cancellation stamp, "Aviation Day 2001, Capital City Airport Station, Frankfort, KY 40601, August 11, 2001," signe...

Early French aviation sales catalog entitled "Aeroplanes agents de vente des monoplans Bleriot, G. Borel & Co.," 8.5 x 10.75, two page...

Booklet, in French, entitled, "L'Aviation et les Aviateurs," 6.25 x 9.5, full of photos of various airplanes and their pilots, includi...