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LINUS PAULING - MANUSCRIPT SIGNED

$ 792 $ 475.2

Glenn T Seaborg Nobel Prize US Atomic Energy Commission 1962 TLS Nuclear Content

$ 52.79 $ 31.67

Guglielmo Marconi Autographed Signed Card BAS BECKETT LOA

$ 879.99 $ 527.99

JEFF BEZOS SIGNED FRAMED CUT 16X17 AMAZON OWNER CEO FOUNDER BLUE ORIGIN JSA

$ 4399.99 $ 2639.99

ARTHUR KOEHLER - SIGNATURE(S)

$ 140.8 $ 84.48

CLYDE WILLIAM TOMBAUGH - PHOTOGRAPH SIGNED

$ 308 $ 184.8

1877-87 Eight Letters to the FRENCH ASTRONOMER who catalogued the heavens

$ 66 $ 39.6

Einstein, Albert - Fine content typed letter signed with handwritten addition

$ 8272 $ 4963.2

CHARLES E. DURYEA - CLIPPED SIGNATURE

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James D. Watson, Co-Inventor of DNA Signed 3x5 Card

$ 87.12 $ 52.27

William Bill Hewlett HP Hewlett Packard Founder Signed Autograph 8x10 Photo JSA

$ 219.95 $ 131.97

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

$ 242 $ 145.19

BOB GURR Park Ride Designer Disney Imagineer Auto Autographed Signed 4x6 Photo 3

$ 8.79 $ 5.27

CHARLES E. DURYEA Inventor 1st American AUTOMOBILE 1913 SIGNATURE CUT

$ 11 $ 6.6

Byrd, Richard E. (1888-1957/ Explorer) - Typed letter signed

$ 198 $ 118.8

CHARLES P. STEINMETZ - CHECK SIGNED 07/10/1903

$ 334.4 $ 200.64

HAROLD AGNEW Hand Signed Autograph 4x6 Photo MANHATTAN PROJECT CHEMIST

$ 0.66 $ 0.39

Linus Pauling - Nobel Prize in Chemistry - Autographed 3x5 Card

$ 0.87 $ 0.52

WILLIAM J. MAYO - TYPED LETTER SIGNED 08/09/1921

$ 418 $ 250.8

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

$ 0 $ 0

Jill Tarter SETI astronomer signed autographed psa slabbed custom cut card

$ 263.12 $ 157.87

LEE DE FOREST - TYPED LETTER SIGNED 04/14/1909

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Bob Brier Signed 3x5 Index Card Autographed Signature Egyptologist

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NOLAN BUSHNELL SIGNED ANDROBOT TOPO BOB ATARI FOUNDER 8x10 PHOTO BECKETT COA BAS

$ 112.19 $ 67.31

NOLAN BUSHNELL SIGNED ANDROBOT TOPO ATARI FOUNDER 8x10 PHOTO BECKETT COA BAS

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Polaroid Founder Inventor Edwin Land Signed Autograph First Day Cover FDC PSA

$ 439.95 $ 263.97

Steve Woz Wozniak SIGNED Apple I Computer Schematic Founder PSA/DNA AUTOGRAPHED

$ 118.8 $ 71.28

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

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NOLAN BUSHNELL SIGNED ANDROBOT TOPO BOB ATARI FOUNDER 8x10 PHOTO BECKETT BAS COA

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NICHOLAS PIKE FIRST U.S. MATHEMATICS BOOK AUTOGRAPH BOSTON ALS SFL LETTER 1788

$ 308 $ 184.8

RAY DOLBY - PHOTOGRAPH SIGNED

$ 352 $ 211.2

HAROLD AGNEW Hand Signed Autograph 4x6 Photo MANHATTAN PROJECT CHEMIST

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Kip Thorne signed autographed psa slabbed custom cut card Nobel Physics Prize

$ 263.12 $ 157.87

VINT CERF SIGNED 8x10 PHOTO CREATOR FATHER OF THE INTERNET PIONEER

$ 22 $ 13.2

VINT CERF SIGNED 8x10 PHOTO CREATOR FATHER OF THE INTERNET PIONEER

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Sidney Altman - Nobel Prize in Chemistry - Autographed 3x5 Card

$ 0.87 $ 0.52

SPANISH-AMERICAN WAR ARMY ENGINEER ELE POWER STATION YALE LOCKS CT LETTER SIGNED

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Steve Woz Wozniak SIGNED 8x10 Photo Apple 1 Computer + INSC PSA/DNA AUTOGRAPHED

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Irv Burrows Autographed 8x10 Photo Signed PSA/DNA COA F-15 Test Pilot

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Steve Woz Wozniak SIGNED 11x14 Photo Jobs Apple 1 Computer PSA/DNA AUTOGRAPHED

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Nobel Prize Winner Wilhelm Wien Autograph Note Signed

$ 3080 $ 1848

JOHN ABERNETHY - THIRD PERSON AUTOGRAPH NOTE

$ 352 $ 211.2

AN WANG Autographed Signed Book

$ 176 $ 105.6

FRED CHARTERS KELLY - TYPED LETTER SIGNED 08/15/1947

$ 228.8 $ 137.28

Tim Berners-Lee Matted Autograph & Photo! World Wide Web Inventor! Internet!

$ 154.88 $ 92.92

Robert Sinsheimer Signed FDC First Day Cover Autographed Scientist Biologist

$ 39.6 $ 23.76

Orville Wright Signed Check Aviator Plane Inventor Wright Flyer PSA/DNA Auto 9

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BILL GATES signed FDC envelope AUTOGRAPH auto Beckett BAS LOA Microsoft Pioneer

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

$ 4399.99 $ 2639.99

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

$ 4399.99 $ 2639.99

Steve Woz Wozniak SIGNED 8x10 Photo Berkeley Blue Box Apple PSA/DNA AUTOGRAPHED

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Drawing by physicist who created M-Theory 3x5 blue card

$ 13.19 $ 7.91

William Shockley American Physicist and Inventer Nobel Prize Winner 1956

$ 4.39 $ 2.63

13 FRANCIS BLAKE 1900s SIGNED LETTERS ALS TELEPHONE PART INVENTOR WESTON MA

$ 176 $ 105.6

METEOROLOGIST CLIMATOLOGIST WEATHER STORM WARNING SCIENTIST SCOTT LETTER SIGNED!

$ 17.59 $ 10.55

PAWN STARS MURRAY THE MAGICIAN SIGNED BUSINESS CARD RARE

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VINT CERF Authentic Hand Signed Autograph 4x6 Photo - INVENTED THE INTERNET

$ 0.66 $ 0.39

ROBERT GALLO Hand Signed Autograph 4x6 Photo - FIRST TO SHOW HIV CAUSED AIDS

$ 0.66 $ 0.39

ART FRY Authentic Hand Signed Autograph 4x6 Photo - INVENTOR OF POST IT'S

$ 0.66 $ 0.39

Al Alcorn ATARI Invented 1st Video Game Pong! Hand Drawn Sketch & 3 Autographs!!

$ 175.99 $ 105.59

Vint Cerf Hand Drawn Original Signed circa 1977 Internet Blueprints w/Autograph

$ 70.39 $ 42.23

ANTHONY LEGGETT Hand Signed Autograph 4x6 Photo - PHYSICIST NOBEL PRIZE

$ 0.66 $ 0.39

FRANCES ARNOLD Hand Signed Autograph 4x6 Photo - NOBEL PRIZE CHEMICAL ENGINEER

$ 0.66 $ 0.39

GEORGE WASHINGTON CARVER Signed TLS Letter Autographed 1/21/1930 Rare Content

$ 351.99 $ 211.19

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

$ 0 $ 0

WERNER SPITZ Authentic Hand Signed Autograph 4x6 Photo - FORENSIC PATHOLOGIST

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5 Nobel Prize Receivers Autographs Authentic

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INCREDIBLY CLEAN THOMAS EDISON GRADE GEM 10 SIGNED AUTOGRAPHED CUT PSA/DNA SLAB

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Marcus Hamilton autographed signed 8x10 photo Beckett BAS COA Dennis The Menace

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Leonard Kleinrock Signed UCLA Business Card Internet Creator ARPANET Rare

$ 87.95 $ 52.77

Dr. Michael E DeBakey, Autographed Book, "The Living Heart"

$ 66 $ 39.6

LEO FENDER Autographed DALE HYATT ELECTRIC Guitar INVENTOR 1982 SIGNED CHECK 141

$ 19.84 $ 11.9

Bill Gates Autograph 8 x 10 Photo with C.O.A.

$ 43.12 $ 25.87

THOMAS EDISON ~ SIGNED/AUTOGRAPHED 1928 BUSINESS CHECK ~ PSA DNA ENCASED SCARCE

$ 3960 $ 2376

Inventor of Electron Microanalyzer and Electron Microscope - Signed Cover

$ 21.95 $ 13.17

Neil deGrasse Tyson Astrophysicist Hayden Planetarium Signed Autograph FDC JSA

$ 131.99 $ 79.19

James W. Christy Signed 3x5 Index Card Signature Autographed Astronomer

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Geoffrey Marcy Signed 3x5 Index Card Signature Autographed Astronomer

$ 44 $ 26.4

EDWARD TELLER signed "BETTER A SHIELD THAN A SWORD” (1987) First Edition 2nd PN

$ 154 $ 92.4

THOMAS EDISON * JSA LOA * Autograph Photo Signed on the Mat

$ 1056 $ 633.6

THOMAS A. EDISON - CORPORATE MINUTES SIGNED 03/16/1922 WITH CO-SIGNERS

$ 1584 $ 950.4

MARSHALL HOLLOWAY - AUTOGRAPH LETTER SIGNED 07/17/1976

$ 792 $ 475.2

Albert Einstein Signed Autograph Displayed With Photo -Dated -Framed -COA

$ 836 $ 501.6

Autograph Nobel Prize Receiver Signed Robert Huber

$ 13.19 $ 7.91

RONALD WAYNE (Apple Computer Co-Founder) Signed/Autographed 7x5 Photograph

$ 7.03 $ 4.21

EDWARD TELLER- The Father of Hydrogen Bomb Vintage 1st Day Cover Museum Framed

$ 303.6 $ 182.16

MARTIN COOPER Signed Autograph Allen & Ginter Card Inventor Cellular Phone

$ 30.79 $ 18.47

KIP THORNE Nobel Prize Physicist Signed/Autographed 8x10 Photograph

$ 87.99 $ 52.79

Bill Gates Signed Photo Microsoft Corporation Autographed 5X7 Color Photo Rare

$ 660 $ 396

2x Nobel Peace Prize Winner Linus Pauling Signed 3x5 Index Card Beckett COA

$ 114.35 $ 68.61

CHRISTOPHER KRAFT autograph 1st NASA Flight Director business card signed

$ 132 $ 79.2

Nolan Bushnell and Ted Dabney Atari Inventors Signed Time Magazine 1982

$ 439.12 $ 263.47

SIGNED ORVILLE WRIGHT CHECK PSA/DNA 9 CERTIFIED WITH DOCUMENTATION AVIATION

$ 1011.12 $ 606.67

Vint Cerf autographed signed 8x10 photo Beckett BAS COA Creator Of The Internet

$ 17.59 $ 10.55

Harvey Cushing SIGNED AUTOGRAPHED Letter TLS to Kenneth Blackfan 1939

$ 1320 $ 792

THOMAS EDISON ~ SIGNED/AUTOGRAPHED 1920s BUSINESS CHECK - WALT DISNEY ELON MUSK

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CHARLES A. LINDBERGH - TYPED LETTER SIGNED 03/02/1944

$ 1320 $ 792

Thomas Edison Signed Autographed Letter Letterhead Signature Phonograph Sales

$ 3080 $ 1848

Julian Huxley (1887-1975) - English evolutionary biologist - Signed letter 1960

$ 70.39 $ 42.23

ROBERT BALLARD DISCOVERED TITANIC AUTOGRAPHED SIGNED GLOSSY 4x6 PHOTO

$ 43.99 $ 26.39