Shop

Iowa State University Campanile clayton anderson autograph Picture. NASA.

$ 19.36 $ 11.61

Robert Bob Gallo AIDS HIV Discovery Researcher Autograph Signature Signed Card

$ 15.84 $ 9.5

John Couch Adams (1819-1892) - Mathematician and astronomer - Signed letter 1879

$ 175.99 $ 105.59

Willem Johan Kolff Heart Inventor Signed Autograph First Day Cover PSA DNA j2f1c

$ 197.99 $ 118.79

Nolan Bushnell Signed Atari 2600 Original Counsel Game PSA/DNA Atari Full Size

$ 2640 $ 1584

Sir Alan Cobham Typed Letter Signed / Autographed 1961 Aviation Pioneer

$ 74.79 $ 44.87

"Analytical Cytology" Tomas Hirschfeld Hand Signed Announcement Todd Mueller COA

$ 615.99 $ 369.59

Psychologist DAVID BAKAN Signed Letter

$ 26.4 $ 15.83

SIR HUMPHRY DAVY - AUTOGRAPH SENTIMENT SIGNED

$ 264 $ 158.4

Actual Post It signed by Inventor Art Fry autograph unique!

$ 13.19 $ 7.91

Radia Perlman early computer scientist signed autographed business card STP

$ 17.55 $ 10.53

George K BURGESS / Typed Letter Signed

$ 105.6 $ 63.35

LUTHER BURBANK - SIGNATURE(S) 09/10/1925

$ 264 $ 158.4

VINT CERF Signed Autograph 8x10 Photo INVENTOR OF THE INTERNET DESK BAS BECKETT

$ 44 $ 26.4

INVENTOR OF THE DIGITAL CAMERA STEVEN SASSON SIGNED BUSINESS CARD RARE

$ 22 $ 13.2

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

$ 4399.99 $ 2639.99

FRANCES ARNOLD NOBEL PRIZE CHEMICAL ENGINEERING AUTOGRAPHED SIGNED 4x6 PHOTO

$ 43.99 $ 26.39

"Nobel Prize in Physics" Steven Chu Signed 5X7 Color Photo Todd Mueller COA

$ 175.99 $ 105.59

Ben Abruzzo Signed Photo - Balloonist Pacific Crossing - Mount Fuji - 24"x20"

$ 43.99 $ 26.39

Baron Tony Greenwood Signed FDC First Day Cover Autograph Vintage Signature

$ 39.6 $ 23.76

Uri Geller Signed Photo Postcard Autographed Mentalist Author

$ 39.6 $ 23.76

Kenneth Greisen Signed FDC First Day Cover Autograph Vintage Physicist Signature

$ 39.6 $ 23.76

Claude F. Dixon Signed Matted 8x10 Display Charles Mayo assistant Autographed

$ 26.39 $ 15.83

May Sarton Signed Card Autographed Signature Vintage Author Writer Poet

$ 39.6 $ 23.76

VINT CERF SIGNED AUTO 8X10 PHOTO CREATOR OF THE INTERNET PIONEER BECKETT BAS COA

$ 48.4 $ 29.04

Thomas Taylor M.D Microscopy - 1884 Autograph Letter US Dept Agriculture

$ 57.2 $ 34.32

Donald Keck Fiber Optics Inventor Signed Autograph FDC

$ 21.99 $ 13.19

Hewlett Packard Co Founder David Packard Typed Signed Letter TSL PSA - FREE S&H!

$ 219.95 $ 131.97

William J. Sparks-Vintage Signed Notecard (Chemist at Exxon & Inventor)

$ 8.8 $ 5.28

Shimon Peres (President / Prime Minister Israel Nobel Peace Prize) Signed Photo

$ 51.92 $ 31.15

ALTON OCHSNER - Autograph Index SIGNED

$ 87.99 $ 52.79

nolan bushnell Signed 8x10 Photo Pitfall Pic Auto Creator Of Atari 2600 Pong

$ 131.12 $ 78.67

JAMES A. VAN ALLEN - AUTOGRAPH LETTER SIGNED 11/11/1996

$ 308 $ 184.8

Sir Richard J. Roberts Signed Photo Autographed Signature Nobel Prize Winner

$ 35.2 $ 21.12

William W. Scott Signed Letter Autographed Signature Doctor Surgeon Urologist

$ 39.6 $ 23.76

Martin Gibbs Signed Photo Autographed Scientist Signature Photograph

$ 39.6 $ 23.76

Ronald Wayne Signed 8x10 Photo Jsa Auto Custom Framed Apple Co Founder

$ 95.92 $ 57.55

HISTORICAL THOMAS A EDISON GENIUS INVENTOR SIGNED 11x15 LARGE PHOTO PSA/DNA RARE

$ 4400 $ 2640

Steve Woz Wozniak SIGNED Magazine Apple I Computer founder PSA/DNA AUTOGRAPHED

$ 92.4 $ 55.44

Jack Nicklaus Signed Photo / Autographed Golf / COA

$ 61.59 $ 36.95

NOLAN BUSHNELL FOUNDER SIGNED AUTOGRAPHED ATARI FLASHBACK JOYSTICK RARE

$ 219.99 $ 131.99

Apollo astronaut & moonwalkers 5 signature Alan Bean hand signed Book with COA

$ 558.41 $ 335.04

AMELIA B. EDWARDS - AUTOGRAPH SENTIMENT SIGNED

$ 176 $ 105.6

CHARLES DARWIN HANDWRITTEN ENVELOPE JSA AUTHENTICATED

$ 3784 $ 2270.4

Humboldt, Alexander von (Explorer) - Handwritten envelope signed

$ 686.4 $ 411.84

The Nobel Prize Medal in Physiology or Medicine RARE USA Swedish With Case!

$ 43.07 $ 25.84

Ronald G Wayne Apple Co Founder Signed Apple Macintosh 8x10 Photo PSA/DNA #3

$ 109.99 $ 65.99

Christopher Cockerell Signed Letter 1973 / Autographed Hovercraft Inventor

$ 32.55 $ 19.53

Charles Francis Richter Autograph Creator of Richter Scale Earthquake #2

$ 132 $ 79.2

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

$ 1025.2 $ 615.12

Robert Huber Signed Photo Autographed Signature Nobel Prize Winner

$ 35.2 $ 21.12

Carl Djerassi signed autograph auto 3x5 card Invented "The Pill" PSA Slabbed

$ 35.2 $ 21.12

Steve Wozniak Apple Woz Autographed 11x14 Photo Signed PSA/DNA COA Computer 28

$ 57.19 $ 34.31

1879 C.E. Macarthy (Inventor,Patent) Horsepower signed Texas,Georgia document

$ 17.59 $ 10.55

Paul Allen Signed Microsoft Window 95 Software CD EXACT Proof JSA COA Bill Gates

$ 3519.95 $ 2111.97

Burton richter Signed 3x5 Card 1976 Nobel Prize in physics

$ 70.39 $ 42.23

WILLIAM SHOCKLEY - INSCRIBED SIGNATURE

$ 158.4 $ 95.04

JEFF BEZOS SIGNED AUTOGRAPH FEB 2000 PLAYBOY W/ "CUSTOMERS RULE!" AMAZON JSA LOA

$ 7039.95 $ 4223.97

"Cardiovascular Surgeon" Michael DeBakey Signed TLS Todd Mueller COA

$ 184.79 $ 110.87

"Atom Optics" Halina Rubinsztein-Dunlop Signed Announcement Todd Mueller COA

$ 431.19 $ 258.71

Edward Kendall Signed Note / Nobel Prize Medicine & Physiology 1950 Autographed

$ 79.19 $ 47.51

Vent Cerf signed 8"x 10" Photo BAS Authenticated Internet Pioneer Pose 2

$ 35.15 $ 21.09

Sven Hedin Signed Album Page 1935 / Autographed Swedish Explorer

$ 113.52 $ 68.11

TIM COOK SIGNED 8X10 PHOTO AUTOGRAPH JSA LOA APPLE CEO

$ 615.99 $ 369.59

Nolan Bushnell Signed 4x6 Inch Photo Creator of Atari Chuck E. Cheese Pong

$ 263.99 $ 158.39

Nolan Bushnell Atari Inventor Rare Signed Autograph Math Gran Prix 2600 Booklet

$ 220 $ 132

Steve Wozniak Ronald Wayne SIGNED Apple 1 Logo Wood Framed PSA/DNA AUTOGRAPHED

$ 316.8 $ 190.08

"Physicist" John Trowbridge Hand Written Letter Written In 3rd Party Dated 1908

$ 87.99 $ 52.79

Signed Bill Gates Art Quote Framed JSA Authentication

$ 2402.4 $ 1441.44

"Father of the Hydrogen Bomb", Edward Teller Signed

$ 6600 $ 3960

Ferdinand de Lesseps Developed Suez Canal In 1869 Autograph ''Rare''

$ 198 $ 118.8

Benjamin Gould signed letter 1895 Created "Astronomical Journal"

$ 43.95 $ 26.37

THOMAS A. EDISON - AUTOGRAPH NOTE SIGNED

$ 1232 $ 739.2

Steve Woz Wozniak SIGNED Apple II Computer Floppy Disk Drive PSA/DNA AUTOGRAPHED

$ 484 $ 290.39

Sir Ranulph Fiennes - Famous British explorer - Signed card + Photo - 1998 - COA

$ 30.79 $ 18.47

Vint Cerf Signed 8x10 Photo w/ JSA COA #II87525 Father of the Internet

$ 86.89 $ 52.13

Vint Cerf Signed 8x10 Photo w/ JSA COA #II87533 Father of the Internet

$ 86.89 $ 52.13

Vint Cerf Signed 8x10 Photo w/ JSA COA #II87529 "A Father of the Internet " Insc

$ 104.27 $ 62.56

Marshall Jones General Electric Signed Business Card Pioneer Laser Fiber optics

$ 21.95 $ 13.17

Philip Hench Signed Note Mayo Clinic 1952 Nobel Prize Medicine Autographed RARE

$ 259.6 $ 155.76

BILL GATES signed Autographed "MICROSOFT" 8X10 PHOTO - EXACT PROOF - JSA LOA COA

$ 8799.95 $ 5279.97

Steve Woz Wozniak SIGNED 11x14 Photo Apple II 2 Computer PSA/DNA AUTOGRAPHED

$ 206.8 $ 124.08

WALTER RUDOLF HESS - AUTOGRAPH LETTER SIGNED 1949

$ 316.8 $ 190.08

Robert Solow 1987 Nobel Prize Economic Rare Signed Autograph Photo Display

$ 43.99 $ 26.39

Werner Spitz Forensic Pathologist JFK OJ Simpson Signed Autograph Photo Display

$ 43.99 $ 26.39

Thomas Edison Signed Original Photo Custom Framed w/ Light & Bulb JSA Autograph

$ 5279.99 $ 3167.99

Vint Cerf Signed 8x10 Photo w/ JSA COA #II87530 Father of the Internet

$ 86.89 $ 52.13

Vint Cerf Signed 8x10 Photo w/ JSA COA #II87532 Father of the Internet

$ 86.89 $ 52.13

Vint Cerf Signed 8x10 Photo w/ JSA COA #II87524 Father of the Internet

$ 86.89 $ 52.13

Vint Cerf Signed 8x10 Photo w/ JSA COA #II87526 Father of the Internet

$ 86.89 $ 52.13

Vint Cerf Signed 8x10 Photo w/ JSA COA #II87531 Father of the Internet

$ 86.89 $ 52.13

Steve Wozniak SIGNED The Oregon Trail Comp Game + Dysentery PSA/DNA AUTOGRAPHED

$ 184.8 $ 110.88

LINUS PAULING Signed Photo - Nobel Prize

$ 61.6 $ 36.96

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

$ 44 $ 26.4

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

$ 44 $ 26.4

My Personal Correspondences With Stephen Hawking Through Sue Masey

$ 88 $ 52.8

Yves Coppens - Famous French anthropologist - Lucy - Signed FDC 2000 + Photo

$ 26.39 $ 15.83

(RARE) Steve "WOZ" Wozniak signed 10x12 photo featuring Steve Jobs PSA/DNA

$ 1139.59 $ 683.75

Steve Wozniak Autographed Apple IIe Manual

$ 198 $ 118.8

NOLAN BUSHNELL FOUNDER SIGNED AUTOGRAPHED ATARI FLASHBACK JOYSTICK RARE

$ 219.99 $ 131.99