Subject-matter index (made from titles only) of patents of inventions, March 2, 1617 to October 1, 1852 ...
Printed and published by order of ... the Commissioners of Patents ...
By B. Woodcroft.

APA Citation

Great Britain. Commissioners of Patents., Great Britain. Patent Office. (1854). Subject-matter index (made from titles only) of patents of inventions, March 2, 1617 to October 1, 1852 ..: Printed and published by order of ... the Commissioners of Patents ... London.

MLA Citation

Great Britain. Commissioners of Patents, and Great Britain. Patent Office. Subject-matter Index (made From Titles Only) of Patents of Inventions, March 2, 1617 to October 1, 1852 ..: Printed And Published by Order of ... the Commissioners of Patents ... London, 1854.