- A -
Karl Abraham
WC Allee
John Arbuthnot
Giovanni Arduino
John Armstrong
William Armstrong
Wilbur Atwater

- B -
Francis Bacon
Karl Ernst Baer
John Bahcall
Paul Bartsch
Marston Bates
Edward Begle
Henry Bessemer
Eratus Bigelow
Hermann Biggs
Alfred Blalock
Nils Bohlin
Alain Bombard
Herrman Bondi
Gail Borden
Carl Bosch
Tycho Brahe
Jacob Bronowski
Eduard Bruckner
Denis Burkitt
John By

- C -
Gerolamo Cardano
George Cayley
Octave Chanute
Charles Chapin
Jacques-Alexandre-César Charles
Charles Manning Child
Walter Chrysler
Albert Claude
James B Conant
Denton A. Cooley
Bernard Courtois
David Cowie
Marie Curie

- D -
William Dampier
William Cecil Dampier
Charles Darwin
Humphry Davy
Augustus DeMorgan
Ian Donald
George Dorsey

- E -
Gertrude Elion
Erie Canal First Trip

- F -
David Fairchild
Richard Feynman
Fields Medal
Walther Flemming
WH Flower
Bernard Fontenelle
George Fownes

- G -
Galileo Galileo
Vincenzo Galilei
Richard Gatling
Carl Gauss
Karl Gegenbaur
Sophie Germain
James Glaisher
Richard Goldschmidt
Samuel Gregory

- H -
Ernst Haeckel
John Scott Haldane
G Stanley Hall
Richard Hamming
John Herschel
William Herschel
Cooper Hewitt
Lincoln Highway
Dorothy Hodgkin
David George Hogarth
John Houghton
William Henry Hudson

- I -
Jan Ingenhousz
Interstate Highway

- J -
Edward Jacob
John Joly

- K -
Lord Kelvin
Charles Kettering
Laurence Klauber
Wilhelm Korner
Marian Koshland
Leonid Kulik

- L -
Jean Lamarck
Pierre Simon LaPlace
Ernest O. Lawrence
Robert Ledley
Leonid Meteor Shower
Rita Levi-Montalcini
Otto Lilienthal
John Locke
Oliver Lodge
Chester Longwell
John Lubbock (b.1845)

- M -
Increase Mather
James Maxwell
Maria Mayer
Robert Mayer
Barbara McClintock
Zhores Medvedev
George A Miller
Samuel Morse
Johannes Muller
Story Musgrave

- N -
Alexander Neckam
Emmy Noether
Simeon North
Volhard C Nusslein

- O -
Donald Osterbrock

- P -
Ambroise Pare
Patents
Peale Museum
Giuseppe Peano
Roger Penrose
Samuel Pepys
Gifford Pinchot
AHLF Pitt-Rivers
Henri Poincare
John Polanyi

- R -

Radio Message
Bernadino Ramazzini
Norman Foster Ramsey
Dixy Ray
Lord Rayleigh (John William Strutt)
Charles Richet
Bertrand Russell
Ernest Rutherford

- S -
Kin-ichiro Sakaguchi
Georg Schweinfurth
Edouard Seguin
Dallas Sharp
John Smeaton
Alice Stewart
Balfour Stewart
George Gabriel Stokes
Joseph Strauss
Albert Von Szent-Gyorgyi

- T -
Telegraph Message
Lewis Thomas
Edward Thorndike
Gherman Titov
Thomas Tredgold
Richard Trevithick
Wilfred Trotter
Konstantin Tsiolkovsky
Jethro Tull

- V -
James Van Allen
Rudolph Virchow

- W -
Wanamaker Electric Light
Benjamin Waterhouse
James Watson
Alfred Wegener
Canvass White
Mary Whitney
Willis Whitney
David Wilkinson
Ian Wilmut
Caspar Wolff
Christopher Wren
Chien Shiung Wu
Wilhelm Wundt
Ralph Wyckoff
Nathaniel Wyeth

- Y -
Rosalyn Yalow
Hideki Yukawa

- Z -
Hans Zinsser