-
1500
Abaco
-
1550
John Napier
-
1575
William
-
Blaise Pascal
-
Gottfried
-
Joseph
-
Agusta Ada
-
Charles
-
George
-
Dr. Herman
-
Lee De Forest
-
Eccles
-
Claude
-
Dr. Kondrad
-
Dr. Atanasoff
-
Alan M
-
Wallace
-
Dr. Vannevar