Introduction 1
Benjamin Franklin 2
Benjamin Banneker 11
Eli Whitney 20
Samuel F.B.Morse 31
Alexander Graham Bell 39
Thomas Alva Edison 48
Walter Reed 57
Luther Burbank 65
Jan Earnst Matzeliger 73
George Washington Carver 82
The Wright Brothers 93
Robert Goddard 103
Albert Einstein 111
Jonas Salk 121