RR Auction: Fine Autographs and Artifacts featuring Science and Technology

Welterweight and middleweight champion boxer (1916–1949) who died in a plane crash en route to America for a rematch with then-champion Jake LaMotta;

Goldsmith Official League Southern Association baseball signed in fountain pen on the sweet spot and side panels by 23 members of the 1939 Chattanooga

Unique subscription pad for the outdoorsman magazine Hunter-Trader-Trapper, 8.25 x 3, signed inside on receipt stubs by 15 players from the 1931 Chica

Two exceptional vintage matte-finish 11 x 14 photos by great baseball photographer George C. Burke: one of pitcher Charlie Root at the top step of the

Ink signature, "Thanks for the tips, 'Babe' Didrikson Zaharias,” on an off-white 3 x 5 sheet. Encapsulated in a plastic PSA/DNA authent...

Tremendous color 22 x 11.5 lithographic print of James Montgomery Flagg's iconic painting of the 1919 world heavyweight boxing championship bout...

Goodyear Eagle 1 racing tire, 27? in diameter, signed on the side wall in gold ink by Earnhardt. In fine condition, with obvious signs of expected wea

Set of four color Nike and Rolex publicity cardstock photos of Federer, each 4 x 5.75, signed in black felt tip. In overall fine condition.

Collection of more than 150 items signed by various legends of the gridiron, consisting mostly of signed photos and signatures on off-white 8 x 5 card

Collection of more than 100 items signed by golfing legends, consisting mostly of signed photos and signatures on off-white 6 x 4 cards, with some ins

Collection of 13 items signed by various horse racing and show jumping legends, mostly consisting of photos and signatures on off-white 8 x 5 cards. R

Street & Smith's Pro Basketball magazine cover from 1990-1991, measures 8.25 x 10.75, signed in black felt tip by Jordan. In fine condition,...

Unique assemblage of eight signatures from Joe Louis Night at Rupert's Brewery in Manhattan on January 21, 1942, individually signed in ink or p...

Coveted color semi-glossy 10 x 8 magazine photo of the Yankees sluggers posing side-by-side, signed and inscribed in black felt tip by both, "T...

Set of three color Perez–Steele postcards of Mickey Mantle, Joe DiMaggio, and Ted Williams, each 3.5 x 5.5, individually signed in blue felt tip by th

Original circa early 1930s first generation 10 x 8 photo of the entire Yankees team during spring training, featuring Babe Ruth in the center of the t

Ballpoint signature, "6–18– Rocky Marciano—168 Dover St, Brockton Mass,” on an off-white 8.75 x 1.5 slip clipped from a guest sheet or address ...

Game-worn official New Era Diamond Collection fitted Baltimore Orioles cap used during the 1990 season by Cal Ripken, Jr., size 7 3/8, signed on the u

Collection of more than 100 items signed by an Olympic athlete or coach, consisting mostly of signed photos and signatures on off-white 8 x 5 cards, w

Glossy 5 x 7 promotional photo of Sugar Ray in a pugilistic half-length pose, signed in black ballpoint, "Best Wishes, Sugar Ray Robinson."...