Vitaly Abalakov
Ernst Karl Abbe
Samuel W. Alderson
Carl Roman Abt
Vitaly Abalakov
Alexandre Alexeieff
Rostislav Alexeyev
Bruce Ames
Carl Roman Abt
Hovannes Adamian
Vitaly Abalakov
Bruce Ames
Giovanni Battista Amici
Mary Anderson
Ottomar Anschütz
John Logie Baird
Momofuku Ando
Ottomar Anschütz
Alexandre Alexeieff
Virginia Apgar
Alexandre Alexeieff
Hovannes Adamian
Rostislav Alexeyev
Momofuku Ando
Momofuku Ando
Hovannes Adamian
Rostislav Alexeyev
Bruce Ames
Virginia Apgar
Anders Knutsson Ångström
Giovanni Battista Amici
Guido of Arezzo
Giovanni Battista Amici
Mary Anderson
Momofuku Ando
Hal Anger
Archimedes
Momofuku Ando
Mary Anderson
Virginia Apgar
Momofuku Ando
Hal Anger
Mary Anderson
Nicolas Appert
Carl Roman Abt
Hal Anger
Virginia Apgar
Nicolas Appert
Mary Anderson
Archimedes
Anders Knutsson Ångström
Ottomar Anschütz
Ottomar Anschütz
Virginia Apgar
Nicolas Appert
Guido of Arezzo
Elmer Ambrose Sperry
Virginia Apgar
Nicolas Appert
Ami Argand
Virginia Apgar
Nicolas Appert
Ami Argand
Nicolas Appert
Nicolas Appert
Guido of Arezzo
Ami Argand
Edwin Howard Armstrong
Bhadrabahu
Parshwanath
Sheelbhadra
Nagarjuna
Indra
Maruts
Varun
Apas
Chola
Satavahana
Pandya
Chera
Gandhara
Kosal
Magadha
Kashi
Delhi
Ghaziabad
Meerut
Faridabad
Allahabad Pillar Inscription
Asoka Edict XII
Asoka Edict X
Mathura Lion capital
Viratnagar
Mathura
Taxila
Kashi
first
second
third
none