Modern wonder workers
Subtitle: a popular history of American invention
By: edited by Waldemar Kaempffert ... with over three hundred illustrations.
Publisher: Blue ribbon books
Published: 1931
Place of publication: New York
Language: eng
Number of pages: 577
Subjects: Inventions -- United States.; Inventors -- United States.
Notes: Published also as volume one of the editor's A popular history of American invention. New York [etc.] 1924.