663 Items

Einstein's Theory of Relativity
Lot of two soft bound books written in Russian. The first vol...

1922//1925, The Theory of Relativity
Lot of three early works on the theory of relativity with two...

Clyde Tombaugh Astronomy Manuscript
Original Manuscript
(7.5x9") An original table of coordin...

1953, Clyde Tombaugh Letter
written from his home in Las Cruces, New Mexico to the Superi...

1952, Clyde Tombaugh Letter
written from his home in Las Cruces, New Mexico to the Superi...

Positions of Mars in 1943 by Tombaugh
(5.5x8.5") written in ink, this manuscript was written by Cly...

Tombaugh's Ephemeris & Nautical Almanacs
The American Ephemeris and Nautical Almanac
issued by the...

Walt Cunningham Autograph on a Copernicus Commemorative Cover
with a German stamp of the scientist. The...

1833/1840 Illustrated Astronomy Periodicals
1833/1840, Illustrated Periodicals
Lot of three different...

The Orbs of Heaven by O.M. Mitchell
(Hardbound, 302pp., 1858 edition). This book is "… a popular ...

Lectures on Astronomical Theories by John Harris
(1876 first printing, hardbound, 170pp.+). This book i...

1911, "Astronomical Evenings-Popular Conversations" by Professor German Klein
A pre-WW I translation (4...

Zeiss Planetarium Projector Model
Copper Zeiss Projector Model
A small copper model (4" tal...

1892 General Russell Balloon Fabric
(2.5x3.5") recovered from the crash in Boston Harbor that kil...

1904 Gaz Balloon Flight Picture Postcard
An unusual, unused black and white postcard depicting the Cen...

Gordon Bennett Balloon Race Vignette Labels, 1909//1932
Lot of eight different multicolor labels promot...

(c1926) Black and White Balloon Photo
(8x10) of Ward Can Orman launching in a balloon race. This im...

1927, Luxembourg Balloon Flight Cards
Lot of two similar cards, one addressed to Germany with 40c f...

c1930s Balloonist Statue, Russian
(6x3") A bronze, heroic stature on a round wooden base, incis...

1931/34, National Geographic Balloon Flight Original Photographs
Lot of eight different black and white...

1933 "Piccard's Balloon Ascent"
An interesting 1933 Century of Progress cachet launch cover c...

1935, Rapid City, SD Balloon Flight Cover
signed by the pilots A. Stevens and Lt. Orville Anderson, and...

1936, Pontarlier Balloon Flight Cards,
Lot of four identical black and white cards, each with a diff...

1937//82, Balloon Cover Potpourri
An interesting lot of covers, some stamps, etc from a range o...

1939, Flown "Belgica" Cards
Lot of two cards, each flown on the balloon "Belgica" during ...

1942, French Balloon Color Postcards "Championnats d'Athletisme de L'Armee de L'Air"
Lot of five simila...

1961, Echo I Balloon "Satelloon" Skin Sample
(6x6.25") mounted on a presentation card (6.5x10.5") as di...

1961, Echo I Balloon "Satelloon" Skin Sample
(6x6.25") mounted on a presentation card (6.5x10.5") as di...

1973//83 Forbes Balloon Covers
Lot of three different flown covers carried on different "For...

1980 Double Eagle IV Balloon Cover
(No. 102/1,000) as flown by pilots Abruzzo and Newman during ...

1980 and 1982 Gordon Bennett Balloon Race Programs,
each with numerous autographs of pilots and others,...

1989, "The Great Balloon Festival-A Season of Hot Air Balloon Meets Across North America" by Free Flight P...

1992 Chrysler Challenge Balloon Cover
A limited edition cover (No. 239/900) carried by the Team #1 ...

1999 Hilton Challenger Balloon Fabric
(2x2.5") salvaged from the wreck of the "Global Hilton" ballo...

1997 Breitling Orbiter 1 Balloon Cover
(No. 18/302) A large size cover that is signed by pilots Bert...

2002 Bud Light Balloon Cover
(No. 2/5) to commemorate the presentation of his balloon "Bud...

2002 Chase de Vere BalloonCover
(No. 47/50) with a multicolor cachet and autographed by the p...

Lithographed Vintage French Balloon Card Multicolor
This multicolor card depicts a variety of balloons...

Freiballonsport Balloon Promotional Labels
A set of six different, numbered, large black/orange labels ...

Balloon Picture Postcards
Lot of 100+ mint/used classic picture postcards (c1908//15) p...

1966-69, Launch Covers
Lot of four different cachet launch covers issued for the fir...

Explorer Satellite Event Covers
Lot of two different cachet covers including Explorer 1 with ...

1970 The Moon as Viewed by Lunar Orbiter
1970, "The Moon as Viewed by Lunar Orbiter" by Kosofsky and ...

Pioneer Satellite Event Covers
Lot of six different unaddressed, cachet covers, all with Por...

Pioneer Spacecraft and Mission Documents
A collection of JPL documents from the late Dan Alderson, a p...

1964, "Investigation of Project Ranger"
(777pp., soft) This volume contains the testimony presented o...

Vanguard Satellite Event Covers
Lot of four different including a Vanguard 1 cover with black...

Viking 1 & Viking 2 1976 Landing Medallions
These two medallions were designed and struck by the Medall...

1960, May 9 Mercury Test Launch Cover.
An unaddressed cover with a typed descriptive cachet, a magen...

1960 Oct 13, Space Mice Launch Covers
Lot of three similar red/blue cachet Sarzin launch covers iss...