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Rare ATARI Owner Garry Tramiel Signed Stock Cert with His Personal Shares 100K

$ 435.6 $ 261.36

BENJAMIN SPOCK Signed Mayo Brothers First Day Cover - Pediatrician Autograph!

$ 17.55 $ 10.53

Peter Doherty Signed Photo Autographed Signature Nobel Prize Winner

$ 39.6 $ 23.76

Jacques Monod NOBEL PRIZE autograph, signed book

$ 154.84 $ 92.9

Steve Woz Wozniak SIGNED 11x14 PHOTO Co-Founder APPLE II COMPUTER AUTOGRAPHED

$ 48.4 $ 29.04

SAMUEL F B MORSE INSCRIBED CUT 2 1/4" x 5" Matted & Framed INVENTOR-PAINTER COA

$ 615.12 $ 369.07

James Watson DNA Discoverer signed 3x5 Index Card PSA/DNA Slabbed auto

$ 334.39 $ 200.63

Steve Woz Wozniak SIGNED 8x10 PHOTO Co-Founder APPLE I COMPUTER AUTOGRAPHED

$ 39.6 $ 23.76

PHYSICIST Enrico Fermi NOBEL PRIZE autograph, typed letter signed

$ 3057.68 $ 1834.6

Richard Leakey Paleoanthropology National Museums of Kenya Signed Photo Display

$ 43.99 $ 26.39

Robert Sinsheimer Signed FDC First Day Cover Autographed Scientist Biologist

$ 39.6 $ 23.76

JOHN LUBBOCK Scientist who Coined 'PALEOLITHIC ' & 'NEOLITHIC' 1882 Handwritten

$ 35.2 $ 21.12

CHARLES P. STEINMETZ - CHECK SIGNED 09/03/1904

$ 316.8 $ 190.08

REDUCED! HENRY FORD II signed autograph photo 8x10 Color Ford Motor Company CEO

$ 60.72 $ 36.43

Rare Original Fritz Goro Signed & Inscribed C. 1940 HENRY FORD B/W Photograph

$ 435.6 $ 261.36

Harvey M. Patt Signed Card Autographed Signature Radiobiologist Radiation Doctor

$ 39.6 $ 23.76

Steve Wozniak Woz Apple Co-Founder Signed Autographed 8x10 Photo

$ 39.58 $ 23.74

Walter Brattain Prominent Physicist Awarded Nobel Prize Physics Autograph

$ 74.8 $ 44.88

HAVELOCK "HENRY" ELLIS - AUTOGRAPH LETTER SIGNED

$ 299.2 $ 179.52

Gerhard Schramm Signed Card Autographed Biochemist Scientist Nobel Prize Nominee

$ 57.2 $ 34.32

Gerhard Ertl Signed Photograph Signature Autograph Nobel Prize Winner

$ 44 $ 26.4

Ada Yonath Signed Small Photo Autographed Scientist Israeli Nobel Prize Winner

$ 44 $ 26.4

Robert Giles Signed FDC First Day Cover Autographed Journalist Signature

$ 39.6 $ 23.76

Edward Ginzton Signed FDC First Day Cover Autographed Scientist Engineer

$ 39.6 $ 23.76

John H. Perry Signed Card Autographed Signature Inventor Cubmarine

$ 39.6 $ 23.76

WILLIAM D. COOLIDGE - INSCRIBED PHOTOGRAPH SIGNED 03/21/1969

$ 105.6 $ 63.35

Robert Peary SIGNED AUTOGRAPHED Card - Century Club Stationary - North Pole

$ 154 $ 92.4

Horst Ludwig Stormer Signed Photograph Autographed Photo Nobel Prize Winner

$ 39.6 $ 23.76

LINUS PAULING - PHOTOGRAPH SIGNED

$ 308 $ 184.8

AUGUSTE PICCARD - TYPED LETTER SIGNED 12/28/1960

$ 264 $ 158.4

MIHAJLO I. "MICHAEL" PUPIN - AUTOGRAPH LETTER SIGNED 08/15/1903

$ 387.2 $ 232.32

Dr. Bradley M. Patten Signed Letter Autographed Signature Embryologist Scientist

$ 39.6 $ 23.76

Pasteur, Louis - Content autograph letter signed “anthrax after vaccination"

$ 2574 $ 1544.4

Charles Duryea Pioneer Car Builder Duryea Motor Wagon Company 1896 Autograph .

$ 48.4 $ 29.04

Dr. Robert H. Dennard, Ph.D.,"Autographed" Business Card (Inventor) Scarce (IBM)

$ 25.52 $ 15.31

MICHAEL FARADAY - AUTOGRAPH LETTER SIGNED

$ 1232 $ 739.2

Alfred Kinsey - Signature of the American Sexologist

$ 66 $ 39.6

NEIL DEGRASSE TYSON SIGNED 5X7 PHOTO CARD JSA COA AUTOGRAPH

$ 87.99 $ 52.79

Inventor of Operation board game Autograph signed Authentic in red ink 5x7

$ 13.19 $ 7.91

Albert Einstein - Autographed Letter Signed Dated; Authentic Signature, PSA DNA

$ 12315.6 $ 7389.36

Alexander Graham Bell - Music Sheet Signed - Contains Famous Scottish Song

$ 660 $ 396

Autograph Note Handwritten by Louis Pasteur on Business Card - French Biologist

$ 594 $ 356.4

William D. Coolidge Prominent Physicist X-Ray Machines Signed Photograph

$ 44 $ 26.4

Halldor Laxless (Nobel Prize Literature 1955) Autographed Signed Note With Photo

$ 51.92 $ 31.15

SAMUEL DAVID GROSS (1805 - 1884) famous American surgeon autograph RARE !

$ 114.39 $ 68.63

RARE! "Manhattan Project" Trevor Cuykendall Hand Signed 3X5 Card Todd Mueller

$ 879.99 $ 527.99

JOAN MERRIAM SMITH - FIRST DAY Issue Stamp 2 AUTOGRAPHs Aviation Signature Look!

$ 66 $ 39.6

LINUS PAULING - PHOTOGRAPH SIGNED

$ 246.4 $ 147.84

HUDSON MAXIM - INSCRIBED PHOTOGRAPH SIGNED 10/15/1913

$ 660 $ 396

THOMAS A. EDISON - AUTOGRAPH MEMO SIGNED 05/08/1920 WITH CO-SIGNERS

$ 1056 $ 633.6

Niko Tinbergen BIOLOGIST autograph, signed book

$ 143.78 $ 86.26

KARL LASHLEY, Father Of BRAIN RESEARCH,PSYCHOLOGY, Important Letter Signed, RARE

$ 171.6 $ 102.96

Steve Woz Wozniak SIGNED 8x10 PHOTO Co-Founder APPLE II COMPUTER AUTOGRAPHED

$ 39.6 $ 23.76

Steve Wozniak SIGNED Apple I replica Motherboard FULL LETTER PSA/DNA AUTOGRAPHED

$ 682 $ 409.2

THEODORE LYMAN - AUTOGRAPH FRAGMENT SIGNED

$ 193.6 $ 116.16

Linus Pauling Signed Typed Letter JSA RE: Avogadro Constant

$ 435.6 $ 261.36

Stephen Hawking Signed Book Autograph Signature Thumb Print Stamp 1st Edition UK

$ 10120 $ 6072

Walter Brattain John Bardeen William Shockley signed FDC Invented Transistor

$ 439.95 $ 263.97

National Aeronautic Program Signed by Orville Wright & Vilhjalmur Stefansson

$ 792 $ 475.2

Edward Jenner (1749-1823) Signed Clip / Autographed Smallpox Vaccine

$ 875.6 $ 525.36

WILLIAM D. COOLIDGE - AUTOGRAPH SENTIMENT SIGNED 10/18/1972

$ 105.6 $ 63.35

THOMAS A. WATSON - TYPED LETTER SIGNED 05/21/1924

$ 792 $ 475.2

Nolan Bushnell signed auto Atari ET video game cartridge

$ 79.2 $ 47.52

Isadore Perlman Signed Card Autographed Signature Scientist Chemist

$ 66 $ 39.6

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

$ 246.4 $ 147.84

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

$ 396 $ 237.6

Bob Brier Signed 3x5 Index Card Autographed Signature Egyptologist

$ 39.6 $ 23.76

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

$ 112.19 $ 67.31

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

$ 0 $ 0

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

$ 112.19 $ 67.31

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

$ 0.66 $ 0.39

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

$ 22 $ 13.2

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

$ 0.87 $ 0.52