Great inventions
By: by Charles Greeley Abbott. --
Series: Smithsonian scientific series -- 12; Smithsonian scientific series -- 12.
Publisher: Smithsonion institution series
Published: 1934
Place of publication: [New York
Language: eng
Number of pages: 383
Subjects: Inventions
Notes: "Primitive inventions ... have already been covered in volume 7 of this series ... My purpose was rather to select and explain the operation in their simpler forms of a few investions conceived mainly in the nineteenth and twentieth centuries." - preface.