• publisher: Washington : Office of Printers to House of Reps.
  • creator: United States. Patent Office
  • contributor: General index of the agricultural reports of the Patent Office, for twenty-five years, from 1837 to 1861 : and of the Department of Agriculture, for fifteen years, from 1862 to 1876. Index to the annual reports of the U.S. Department of Agriculture for the years 1837 to 1893, inclusive.
  • Keyword: United States. Patent Office Periodicals. Patents United States Periodicals. Agriculture United States Periodicals.
  • years: 1850-
  • pages: v. :
  • class: T223
  • notes: Description based on: 1849, pt. 2; title from t.p.
  • download: pdf file