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DR. MICHAEL E. DEBAKEY - COLLECTION WITH DENTON A. COOLEY, CHRISTIAAN BARNARD

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Wilhelm Wien Autograph Postcard Signed Nobel Prize

$ 2195.6 $ 1317.36

VINT CERF....INTERNET PIONEER WITH PARTNER...BOB KAHN./1973/AUTOGRAPH WITH IMAGE

$ 0.87 $ 0.52

Sigmund FREUD (1856–1939): SIGNED Autograph Psychological Analysis (PSYCHOLOGY)

$ 6600 $ 3960

LOUIS PASTEUR - AUTOGRAPH LETTER SIGNED 11/28/1886

$ 1584 $ 950.4

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

$ 17.59 $ 10.55

4 Autographs Nobel Prize Receivers Signed

$ 13.19 $ 7.91

Freeman Dyson (dec) physicist signed autographed psa slabbed business card

$ 263.12 $ 157.87

BECKETT COA TIM COOK Signed Apple iPhone 11 BRAND NEW Yellow Tech Business CEO

$ 2815.99 $ 1689.59

DR. SIGMUND FREUD SIGNED ORIGINAL 1927 POSTCARD PSA/DNA CERTIFIED AUTOGRAPH AUTO

$ 3960 $ 2376

Edwin M. McMillan Nobel Prize Physicist signed autographed photo AMCo COA 19703

$ 26.39 $ 15.83

Elihu Thomson Inventor Engineer Signed Autograph Cut PSA DNA j2f1c

$ 175.99 $ 105.59

T. H. Huxley SIGNED AUTOGRAPHED Clipping Original Photograph Thomas Henry Huxley

$ 219.95 $ 131.97

Dr.Denton A Cooley Artificial Heart Transplant , Hand Signed Heart Sketch 3X5

$ 158.39 $ 95.03

Leonard Kleinrock Signed UCLA Business Card

$ 880 $ 528

STEVE WOZ WOZNIAK SIGNED AUTOGRAPH APPLE 1 COMPUTER OPERATION MANUAL STEVE JOBS

$ 439.95 $ 263.97

Tim Berners-Lee creator WWW signed autographed psa slabbed business card  WC3

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TUBERCULOSIS HOSPITAL DIRECTORS - 1949

$ 39.6 $ 23.76

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

$ 233.2 $ 139.91

Darwin, Charles (1809-1882) - Rare hand addressed and signed envelope

$ 3960 $ 2376

ALEXANDER FLEMING - TYPED LETTER SIGNED 09/11/1951

$ 1584 $ 950.4

THOMAS EDISON * JSA LOA * Signed Promissory Check Autograph * Umbrella Signature

$ 1540 $ 924

GRANDFATHER OF VIDEO GAMES WILLIAM A HIGINBOTHAM INVENTOR ELECTRONIC TENNIS ALS

$ 175.12 $ 105.07

FEB 1921 THOMAS EDISON HAND SIGNED PERSONAL CHECK PROMISSORY NOTE AUTO PSA/DNA

$ 3080 $ 1848

FATHER JOHANNES GEORG HAGEN - AUTOGRAPH LETTER SIGNED 03/25/1929

$ 528 $ 316.8

EDWARD TELLER - PHOTOGRAPH SIGNED

$ 281.6 $ 168.96

Dr James Watson signed autographed psa slabbed 5 x 7 photo disc double helix DNA

$ 263.12 $ 157.87

Lee Felsenstain Autograph Signed Business card Homebrew Computer Club Engineer

$ 61.55 $ 36.93

Steve Woz Wozniak SIGNED 5x5 Block Photo Jobs Apple Computer PSA/DNA AUTOGRAPHED

$ 167.2 $ 100.32

Rare STEVE JOBS Signed Apple Document 2000 Only Signed Available Anywhere PSA

$ 67760 $ 40656

Steve Woz Wozniak SIGNED 8x10 Photo Apple Comp Contract Jobs PSA/DNA AUTOGRAPHED

$ 880 $ 528

HAVELOCK "HENRY" ELLIS - PHOTOGRAPH MOUNT SIGNED

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2014 Leaf Executive Thomas Edison Cut Auto Signed Check 1/1 PSA DNA JSA BECKETT

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James D. Watson SIGNED 11x14 Photo Double Helix FULL LETTER PSA/DNA AUTOGRAPHED

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steve wozniak signed Apple Sticker

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Steve Wozniak Signed Souvenir Apple Founding Contract

$ 1747.68 $ 1048.6

Edison Pettit Signed Card Autographed Signature Astronomer Pettit Crater

$ 57.2 $ 34.32

Edward Teller signed autograph 2.5x3.5 cut Father of the Hydrogen Bomb PSA Slab

$ 132 $ 79.2

JONAS SALK SIGNED RARE ORIG. 1963 LETTER ON SCARCE "SALK INSTITUTE" LETTERHEAD!!

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SUSAN BENNETT SIGNED 8x10 PHOTO ORIGINAL VOICE OF SIRI APPLE IPHONE BECKETT BAS

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Harold Agnew Signed 3x5 Index Card Signature Autographed Physicist

$ 44 $ 26.4

Philip Warren Anderson Signed 3x5 Index Card Signature Autographed Nobel Prize

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Thomas A Edison Phonograph With Horn

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Carl Sagan Signed Cosmos 1st Ed 2nd Printing w/ Lecturer Series Card + Clipping

$ 1649.99 $ 989.99

Allan Al Alcorn REAL hand SIGNED Index Card Autographed Pong Game Creator Atari

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JEFF BEZOS SIGNED FRAMED CUT 16X19 AMAZON OWNER CEO FOUNDER BLUE ORIGIN JSA

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Denton Cooley MD signed autographed sketch bus card psa slabbed Artificial Heart

$ 263.12 $ 157.87

Albert Einstein 1952 Hand-Written & Signed Equation GFA Autograph LOA & COA

$ 12056 $ 7233.6

Max Planck German Theoretical Physicist Nobel Prize Recipient Autograph ''Rare''

$ 1276 $ 765.6

RARE INVENTOR OF G.I. JOE TLS AUTOGRAPH STANLEY A WESTON GODZILLA MODEL CONTRACT

$ 146.08 $ 87.64

Kenneth Pitzer Signed Card Autographed Signature Scientist Chemist

$ 39.6 $ 23.76

Edwin McMillan Autograph Nobel Prize Chemistry Transuranium Element Neptunium #1

$ 70.4 $ 42.24

John Grebe Signed Card Autographed Signature Physicist at Dow Chemical

$ 39.6 $ 23.76

Dr. Michael E DeBakey autograph, Signed Book "The Living Heart"

$ 66 $ 39.6

ROBERT GALLO AMERICAN BIOMEDICAL RESEARCHER AUTOGRAPHED SIGNED GLOSSY 4x6 PHOTO

$ 17.59 $ 10.55

Vint Cerf SIGNED SKETCH BLUEPRINTS of the Internet with Autograph 8x10 size

$ 74.05 $ 44.43

Alexei Leonov First spacewalk cosmonaut hand signed space painting Book & COA

$ 335.04 $ 201.02

RICHARD FEYNMAN Autographed Inscribed Signed Book Nobel Prize Manhattan Project

$ 24200 $ 14520

Tommy Hilfiger Signed with Sketch 8x10 Photo Fashion Designer COA

$ 66 $ 39.6

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

$ 242 $ 145.19

Thomas Edison Autograph American Relief Administration RUSSIA Letter PSA / DNA

$ 1143.99 $ 686.39

MICHAEL FARADAY - AUTOGRAPH LETTER SIGNED

$ 1232 $ 739.2

Edward E. O. Wilson Consilience Sociobiology Easton Press Signed Autograph Book

$ 219.99 $ 131.99

JAMES A. VAN ALLEN Autograph - Van Allen Radiation Belts

$ 35.2 $ 21.12

THOMAS A. EDISON - AUTOGRAPH NOTE SIGNED

$ 1232 $ 739.2

MARTIN COOPER Hand Signed Authentic Autograph Photo Inventor Cellular Phone

$ 21.95 $ 13.17

Authentic Hand Signed Bill Gates Autographed Photo Transmittal Letter EXCELLENT

$ 435.6 $ 261.36

Roy Gordon Signed FDC First Day Cover Autographed Scientist Signature

$ 39.6 $ 23.76

Denton Cooley Signed 3x5 Index Card Autographed Surgeon First Artificial Heart

$ 39.6 $ 23.76

Ruth Handler Barbie Doll Inventor Signed Autograph Cut PSA DNA j2f1c *65

$ 197.99 $ 118.79

SIGNED Original Jane Goodall Sketch Chimpanzee Primatology Shadow of Man Science

$ 351.99 $ 211.19

Niels Bohr Danish Physicist 1922 Nobel Prize Quantum Theory Autograph JSA Authen

$ 1298 $ 778.8

ALEXANDER SASHA & ANN SHULGIN SIGNED Email MDMA Psychedelic Pihkal Tihkal Index

$ 3519.99 $ 2111.99

Heisenberg, Werner (1901-1976/ Nobel Prize) - Typed letter signed

$ 924 $ 554.4

JIM JAMES D WATSON SIGNED 8x10 PHOTO +DNA RNA PROTEIN SYNTHESIS CODE BECKETT BAS

$ 1377.2 $ 826.32

Leroy Hood Signed 8x10 Photograph Signature Autograph Biologist Photo

$ 35.2 $ 21.12

Michael Debakey American Cardiologist Heart Transplants Autograph Signature

$ 39.58 $ 23.74

Adam Sedgwick SIGNED AUTOGRAPHED Clipping with Original Photo

$ 43.95 $ 26.37

RARE September 21, 1921 Thomas Edison autograph Promissory Note - RETAIL ,500+

$ 1897.5 $ 1138.5

1948 Mount Palomar FDC signed by 1952 Nobel Prize winner Felix Bloch

$ 11.43 $ 6.85

3 Nobel Prize Receivers Autographs

$ 13.19 $ 7.91

Maxie Anderson Signed Photo / Balloonist Double Eagle / Autographed

$ 26.39 $ 15.83

Kofi Annan UN Secretary General Nobel Peace Prize 2001 Autographed Photo 5x7

$ 21.05 $ 12.63

HUDSON MAXIM - TYPED LETTER SIGNED 02/11/1907

$ 440 $ 264

ORIGINAL RALPH BAER HAND SIGNED DRAWING NINTENDO DUCK HUNT AUTOGRAPH PSA/DNA COA

$ 7919.2 $ 4751.52

Vint Cerf Father of the Internet Autograph LOT of 2: Business Card & Hand Sketch

$ 35.19 $ 21.11

WASSILY LEONTIEF - TYPED LETTER SIGNED 11/28/1973

$ 158.4 $ 95.04

Steve Wozniak Signed 8x10 Photo w/ JSA COA #M93172 Apple Steve Jobs

$ 69.51 $ 41.7

Thomas Edison Custom Laser Engraved 2 x 6 inch Plaque FREE SHIP

$ 13.2 $ 7.91

Lindsey Fitzharris signed The Facemaker 1st print hardcover book tipped in page

$ 70.39 $ 42.23

Signed Neil DeGrasse Tyson Flyer Autograph Signature Promotional Poster

$ 52.79 $ 31.67

JACK HANNA FAMOUS AMERICAN ZOOKEEPER AUTOGRAPHED SIGNED GLOSSY 4x6 PHOTO

$ 26.39 $ 15.83

Alfred L. Loomis, Typed Letter Signed (TLS) to Yale Physics professor 1929

$ 79.19 $ 47.51

Michael Faraday Electromagnetism Electrolysis Scientist Signed Autograph PSA DNA

$ 1319.99 $ 791.99

GLENN T. SEABORG - MAGAZINE COVER SIGNED

$ 281.6 $ 168.96

"Nobel Prize in Economics" Wassily Leontief Hand Written Note

$ 131.99 $ 79.19

CHARLES H. CRANE - MANUSCRIPT DOCUMENT SIGNED 11/10/1865

$ 281.6 $ 168.96

Donald Johanson Signed 3x5 Index Card Signature Autographed Paleoanthropologist

$ 39.6 $ 23.76

John Spinelli Operation Board Game Inventor Signed Autograph Photo

$ 21.99 $ 13.19

Steve Wozniak SIGNED Apple 1 Computer Schematic Metal Framed PSA/DNA AUTOGRAPHED

$ 338.8 $ 203.28