Thinkers and doers
By: by Floyd L. Darrow...
Publisher: Silver, Burdett and company
Published: 1925
Place of publication: New York, Newark (etc.)
Language: eng
Number of pages: 378
Subjects: Inventions.; Inventors.
Notes: This book is much more than a book of inventions.  It portrays the development of scientific descovery in the fields of astronomy, chemistry, and physics. cf. Pref.