Farm and dairy records of Otis D. Tyler and son, of Portland, Ionia County, Michigan.

Included are a farm diary and account book (1893-1898), herd records (1923-1932), artificial breeding receipts (1947), applications and certificates of cattle registry with the Holstein-Friesian Association of America (1909-1938), and several publications of the association (1929-1930).

Folder 23 contains miscellaneous papers including receipts (1897-1912), an Ionia County Farmers' Institute program (1897), and a train schedule (undated).