Heritage Auctions: Space Exploration Showcase Auction, 33172, Dallas

Milton Windler Signed Apollo 8 "Earthrise" Color Photo, with Added Comments.

Al Worden Signed Large Apollo 15 White Spacesuit Color Photo, with Added Comments.

Al Worden Signed Large Apollo 15 White Spacesuit Training Color Photo, with Added Comments.

Al Worden Signed Apollo 15-Related Color Photos (Two).

Chuck Yeager Signed Color Photo.

Chuck Yeager Signature and Photo with His "Glamorous Glennis" X-1, in Matted Display.

John Young Signed Apollo 16 Lunar Surface "Leaping Flag Salute" Color Photo, with Added Comments and Letter of Authenticity from Steve Zarelli.

China Space Program: Shenzhou 6 Flown Commemorative Envelope with Full Beijing Notarial Certification, 2005.

China Space Program: Shenzhou 6 Flown Postal Cover with Full Beijing Notarial Certification, Signed by Taikonauts Fei Junlong (Mission Commander) and Nie Haisheng (Flight Engineer).

Salyut 1 / Soyuz 11: File on the World Records Set Up During the Orbital Flight of the Salyut First-in-the-World Manned Scientific Space Station, June 6--30, 1971 Exceptionally Rare English-Language Edition, from the Library of Soviet Engineer Oleg Ivanov

Salyut 4 / Soyuz 18: File on the Records of the Space Flight of the Crew Composed of Citizens of the USSR: Spacecraft Commander, Pilot-Cosmonaut Pyotr Ilyich Klimuk and Flight Engineer, Pilot-Cosmonaut Vitaly Ivanovich Sevastyanov, on the Spacecraft 'Soyu

Yuri Gagarin Signed Early Formal Portrait Inscribed Just Five Days after His Mission, with Very Rare Signature Form.

Yuri Gagarin, Sir Cyril Hinshelwood, Sir Bernard Lovell, Sir Howard Florey, et al. Signed Program from Gagarin's 1961 Visit to The Royal Society in London [with] Original "British Scientists Honor Soviet Spaceman" Press Photo.

Yuri Gagarin Signed Photo Taken during His August 1961 Visit to Budapest, Hungary, Shown with His Wife Valentina.

Yuri Gagarin's 1961 Homecoming Reception, April 14, 1961: Original V.I.P. Pass for the Elite Viewing Stands (Tribunes) on Red Square, Accompanied by a Contemporary Press-Quality Photograph of the Soviet Leadership on the Lenin Mausoleum.

Soviet Early Cosmonauts: Important Original Press Photo, Eleven Pictured & Signed by All, circa 1965, Novosti Press Agency (APN), Moscow, USSR.

John Glenn and Alan Shepard: Historically Significant Dual-Signed Color Photo Inscribed to and Originally from the Collection of Cosmonaut Gherman Titov, dated 1962.

First Man in Space Yuri Gagarin and the First Woman in Space Valentina Tereshkova: Signed Photos.

Academy of Sciences of the USSR First Edition Book: "The First Photographs of the Reverse Side of the Moon".

Vostok 3 & Vostok 4 "Space Twins" Andriyan Nikolayev and Pavel Popovich Photo Inscribed to and Originally from the Collection of Ivan Borisenko, the Renowned Soviet Sports Commissar.

Vostok 3 & Vostok 4: Commemorative Softbound Pictorial Book "ZIeMLIa - KOSMOS -- ZIeMLIa" ("Earth -- Space -- Earth") Signed by Nikolayev, Popovich, Bykovsky, Tereshkova, and Leonov.

Vostok 3 & Vostok 4: Photo Signed by the "Cosmic Brothers," Andriyan Nikolayev and Pavel Popovich, and Inscribed to and Originally from the Collection of Ivan Borisenko, the Renowned Soviet Sports Commissar.

Voskhod 1 Crew: Color Photo Signed While in Orbit During this Historic Mission, the First-Ever Spaceflight with Multiple Crewmen, Inscribed to and Originally from the Personal Collection of Vostok Chief Designer Oleg Ivanovsky.

Voskhod 1 Crew: Set of Individually Signed Color Postcards.

Voskhod 2 Crew: Individual Original Spacesuit Color Photos of Alexei Leonov & Pavel Belyayev Inscribed to and Originally from the Collection of Flight Instructor Mark Gallai.