United States. Patent Office. (1874). Subject-matter index of patents for inventions issued by U.S. Patent Office, from 1790 to 1873, inclusive, Volume I. GPO.
Chicago Style (17th ed.) CitationUnited States. Patent Office. Subject-matter Index of Patents for Inventions Issued by U.S. Patent Office, from 1790 to 1873, Inclusive, Volume I. [Washington]: GPO, 1874.
MLA (9th ed.) CitationUnited States. Patent Office. Subject-matter Index of Patents for Inventions Issued by U.S. Patent Office, from 1790 to 1873, Inclusive, Volume I. GPO, 1874.
Warning: These citations may not always be 100% accurate.