Patents for inventions
Subtitle: abridgments of specifications, class 98, photography, periods 1839 through 1900
By: Great Britain Patent Office.
Series: The Sources of modern photography
Publisher: Arno Press
Published: 1979
Place of publication: New York
Language: eng
Subjects: Photography -- Patents.; Patents -- Great Britain.
Other titles: Abridgments of specifications, class 98, photography, periods 1839 through 1900.
Notes: Reprint of 8 v. published at the Patent Office, London, 1861-1903.
Includes indexes.