-
Samuel Morse and the electronic age
Wilma Pitchford Hays
Hardcover (Watts, )None
-
Eli Whitney, founder of modern industry
Wilma Pitchford Hays
Hardcover (F. Watts, March 15, 1965)None
-
James Watt, inventor of a steam engine,
Robert N Webb
Hardcover (F. Watts, March 15, 1970)A biography of the eighteenth-century Scottish inventor and engineer whose improved designs of the steam engine made its wide use possible.