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Harold Urey - Nobel Prize in Chemistry - Autographed First Day Cover

$ 0.87 $ 0.52

JEFF BEZOS SIGNED 8X10 PHOTO JSA AUTOGRAPH AMAZON LOA BILLIONAIRE BEEZOS RARE

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JEFF BEZOS SIGNED 8X10 PHOTO JSA AUTOGRAPH AMAZON LOA BILLIONAIRE BEEZOS RARE

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Guglielmo Marconi Autographed Signed Mounted Photo

$ 2639.99 $ 1583.99

Esther Christine Kisk - Wife of Robert Hutchings Goddard - Autographed FDC

$ 0.87 $ 0.52

Leland John Haworth - Particle Physicist - Autographed First Day Cover

$ 0.87 $ 0.52

Sydney Chapman - British Geophysicist - Autographed First Day Cover

$ 0.87 $ 0.52

Robert S Mulliken Autograph Card Nobel Prize Chemistry Molecular Orbital Theory

$ 110 $ 66

JOHN ERICSSON - AUTOGRAPH LETTER SIGNED 12/06/1859

$ 1056 $ 633.6

Michael I. Pupin autograph, signed card mounted

$ 297.87 $ 178.72

Nolan Bushnell Inventor of Atari Rare Signed Autograph comic book Atari force 2

$ 264 $ 158.4

US SENATOR ME INVENTOR PATENT OFFICE RUGGLES CIVIL WAR AUTOGRAPH LETTER SIGNED !

$ 8.79 $ 5.27

DAVID PACKARD, Co-Founded Hewlett-Packard, Autograph on First Day Cover

$ 110 $ 66

Signature Astronomer William K Hartmann Moon Made by Planet Impacting Earth

$ 8.79 $ 5.27

PETER COOPER - AUTOGRAPH LETTER SIGNED 07/15/1859

$ 440 $ 264

JIM JAMES D WATSON SIGNED 8x10 PHOTO NOBEL PRIZE DOUBLE HELIX DNA STRAND BECKETT

$ 1025.2 $ 615.12

Cut autograph by Inventor of Tetris Alex Pajitnov Authentic cut signature

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J. R. Oppenheimer autographed card matted and framed 9x11 with b/w photo.

$ 572 $ 343.2

1954 K.L. Frost signed "Signaling Device Patent",with Manufacturer Agreement

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RARE! "Gas Laser" Ali Javan Hand Signed Announcement Todd Mueller COA

$ 527.99 $ 316.79

Pioneer Botanist - Zoology Expert Edward Newman Deciphered Species Autograph

$ 13.19 $ 7.91

1977 Dr. David Harker ( Pioneer in X-Ray,Medical Researcher),Signed letter,cover

$ 17.59 $ 10.55

Antique Signed Autographed Portrait Photo William D Coolidge Physicist Inventor

$ 153.99 $ 92.39

1972 Fritz Albert Lipmann (Biochemist,Coenzyme A. Co-discoverer!) signed card

$ 8.79 $ 5.27

1967 Professor Carl J. Friedrich Harvard University,Theorist Signed Photograph!

$ 8.79 $ 5.27

2018 Leaf Executive Thomas Edison Cut Auto Signed 1/1 PSA DNA JSA BECKETT BAS

$ 2860 $ 1716

SIR HUMPHRY DAVY - AUTOGRAPH LETTER SIGNED 01/24/1822

$ 880 $ 528

1st BARON AVEBURY, John Lubbock SCIENTIST coined 'PALEOLITHIC ' & 'NEOLITHIC'

$ 17.6 $ 10.56

Bob Brier Signed 3x5 Index Card Autographed Signature Egyptologist

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Albert Einstein - RARE Photograph Signed - In Front Blackboard While Lecturing

$ 6600 $ 3960

RONALD WAYNE Hand Signed Autograph 3X5 INDEX CARD - CO FOUNDER APPLE COMPUTER

$ 0 $ 0

CHARLES P. STEINMETZ - TYPED LETTER SIGNED 06/16/1897

$ 440 $ 264

CLYDE WILLIAM TOMBAUGH - TYPESCRIPT SIGNED 06/19/1991 WITH CO-SIGNERS

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Ronald G Wayne Apple Co Founder Signed Apple iTunes Gift Card PSA/DNA #3

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Charles Darwin - Autograph Note Signed - Theory Evolution Originator - 1875 COA

$ 3300 $ 1980

Mailing Envelope Hand-Addressed by Thomas Edison - w/ Early 20th Century COA

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WILLIAM SHOCKLEY - AUTOGRAPH NOTE SIGNED

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Steve Woz Wozniak SIGNED NEW Apple HD High Density Disk Mac PSA/DNA AUTOGRAPHED

$ 145.19 $ 87.11

Sir Edmund Hillary, Sir Vivian Fuchs, Antarctic Explorers, signed ArtCraft FDC

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GEORGE WASHINGTON CARVER - AUTOGRAPH LETTER SIGNED 05/12/1932

$ 1232 $ 739.2

steve jobs autographed index card

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Famed Astrophysicist Neil deGrasse Tyson Hand signed 8x10 (Inscribed)

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DR. CHRISTIAAN BARNARD. Performed world's first human heart transplant. SIG

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Czeslaw Milosz signed 1972 First Day Cover Jsa Authenticated

$ 66 $ 39.6

Jane Goodall Famed primatologist signed book “Chimpanzee Family Book”

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HAROLD AGNEW Hand Signed Autograph 4x6 Photo - MANHATTAN PROJECT CHEMIST

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GORDON S. SEAGRAVE. Burmese-born American missionary, physician and author. SIG

$ 17.6 $ 10.56

Charles James Sprague - important letter on the early study of fungi in America

$ 528 $ 316.8

George Biddell Airy SIGNED AUTOGRAPHED Manuscript ALS Astronomer Royal 1843

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Francis Crick SIGNED Autographed First Day Cover FDC Cachet Scientist JSA COA

$ 439.98 $ 263.98

RONALD WAYNE Hand Signed Autograph 4X6 Photo - CO FOUNDER APPLE COMPUTER

$ 0 $ 0

RONALD WAYNE Hand Signed Autograph 9X11 LETTER - CO FOUNDER APPLE COMPUTER

$ 0 $ 0

GEORGE M. STERNBERG. First U.S. bacteriologist. Card Signed as Surgeon General.

$ 17.6 $ 10.56

James Pollard Espy - Signature of the Influential American Meteorologist

$ 22 $ 13.2

BUCKMINSTER FULLER - TYPED LETTER SIGNED 05/26/1970

$ 330 $ 198

DR. JONAS SALK - TYPED LETTER SIGNED 01/27/1959

$ 440 $ 264

DR. BENJAMIN WATERHOUSE. Physician and scientist. Pioneer in vaccinations, SIG.

$ 61.6 $ 36.96

Official Copy of Einstein's Atomic Bomb Letter to FDR SIGNED by Edward Teller

$ 880 $ 528

Autographed Artificial Heart Transplant Surgeon Cooley Authentic envelope FDC

$ 13.19 $ 7.91

Francis Crick 1962 Nobel Prize Double Helix DNA Molecule Signed Autograph Book

$ 439.99 $ 263.99

Cut autograph by Inventor of Tetris Alex Pajitnov Authentic cut signature

$ 17.59 $ 10.55

Inventor of Tetris Alex Pajitnov Authentic signature

$ 13.19 $ 7.91

DAVID PACKARD, Co-Founded Hewlett-Packard, Autograph on First Day Cover

$ 88 $ 52.8

Edward Teller Signed Autographed 3x5 Card JSA Certified Hydrogen Bomb

$ 70.35 $ 42.21

Celebrating Celebrities Autographs signed collection lot

$ 87.99 $ 52.79

Dr Jonas Salk signed 1984 Health Research first day cover created Polo vaccine.

$ 114.4 $ 68.64

SIR HUMPHRY DAVY - THIRD PERSON AUTOGRAPH LETTER TWICE SGD.

$ 616 $ 369.6

George W. Goethals - Signature of the Engineer Responsible for the Panama Canal

$ 44 $ 26.4

JEFF BEZOS SIGNED 8X10 PHOTO JSA AUTOGRAPH AMAZON LOA BILLIONAIRE BEEZOS RARE

$ 4399.99 $ 2639.99

Bob Brier Signed 3x5 Index Card Autographed Signature Egyptologist

$ 31.68 $ 19

HAVELOCK ELLIS. Physician, studied and wrote about human sexual behavior. Sig.

$ 17.6 $ 10.56

Nansen, Fridtjof (Explorer/ 1861-1930) – autograph letter signed (Nobel Prize)

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JEFF BEZOS SIGNED 8X10 PHOTO JSA AUTOGRAPH AMAZON LOA BILLIONAIRE BEEZOS RARE

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Martin Gibbs Signed Photo Autographed Scientist Signature Photograph

$ 39.6 $ 23.76

1984 Subrahmanyan Chandrasekhar SIGNED AUTOGRAPH NOBEL PRIZE PHYSICS EINSTEIN

$ 24.2 $ 14.52

JOHN L BAIRD. Inventor. 1st person to televise pictures of objects in motion TLS

$ 462 $ 277.2

ROBERT A. MILLIKAN. Nobel physicist, discovered electron elementary charge. SIG.

$ 17.6 $ 10.56

LEE DE FOREST - AUTOGRAPH LETTER SIGNED 03/26/1947

$ 792 $ 475.2

Ralph Baer Father of Video Games Odyssey signed 5x7 photo Beckett BAS COA Auto

$ 176 $ 105.6

Steve Wozniak Signed Apple 16.5" x 20.5" Framed Display Floppy Disk & Decal!

$ 70.39 $ 42.23

HUDSON MAXIM. Invented numerous explosives extensively used in World War I. SIG

$ 17.6 $ 10.56

DR. DENTON A. COOLEY - FIRST DAY COVER SIGNED 01/19/1991 WITH CO-SIGNERS

$ 387.2 $ 232.32

JOHN W. TOLAND - FIRST DAY COVER SIGNED WITH CO-SIGNERS

$ 484 $ 290.39

Nolan Bushnell Autographed Signed Baseball Atari Inventor

$ 87.99 $ 52.79

Columbia College professors incl. William G Peck, astronomy and physics Prof

$ 70.4 $ 42.24

Nolan Bushnell Autographed Signed Baseball Atari Inventor

$ 87.99 $ 52.79

THOMAS EDISON SIGNED AUTOGRAPH PHOTO PSA/DNA AUTHENTIC!

$ 2635.6 $ 1581.36

Nicholas Polunin Signed Card Autographed Signature Scientist Botanist

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George Lincoln GOODALE / Autograph Letter Signed

$ 79.2 $ 47.52

LEE DE FOREST - AUTOGRAPH NOTE SIGNED 11/04/1930

$ 299.2 $ 179.52

HAVELOCK "HENRY" ELLIS - AUTOGRAPH LETTER SIGNED 8/18

$ 299.2 $ 179.52

Nolan Bushnell Autographed Signed Atari Joystick Controller Inventor Flashback

$ 175.99 $ 105.59

SIR HUMPHRY DAVY - AUTOGRAPH SENTIMENT SIGNED

$ 264 $ 158.4

Charles Darwin - Autograph Letter Signed - Four Years After On Origin of Species

$ 3300 $ 1980

PHILO T. FARNSWORTH - ARTICLE SIGNED

$ 528 $ 316.8

Robert Gallo Discover HIV AIDS Biomedical Researc Signed Autograph Photo Display

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FRENCH POET Edmond Rostand autograph, handwritten letter signed

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BOB GURR Park Ride Designer Disney Imagineer Auto Autographed Signed 4x6 Photo 2

$ 8.79 $ 5.27

Max F. Perutz Signed Card Autographed Signature Scientist Nobel Prize Winner

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IAN FRAZER MEDICAL RESEARCHER SAVED A BILLION WOMENS LIVES WITH HIS HPV VACCINE

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