Discoveries and inventions of the twentieth century
By: by Edward Cressy.
Edition: 2d ed. rev. and enl. ...
Publisher: G. Routledge and Sons, limited; E.P. Dutton and Co.
Published: 1923
Place of publication: London; New York
Language: eng
Number of pages: 458
Subjects: Inventions.
Notes: "In the nature of a sequel to Robert Routledge's Discoveries and inventions of the nineteenth century."--Pref. to the 1st ed.