Account book, 1879-1889
Receipt book, mainly wages for labor, 1887
Ledger, 1889
Cash book, 1889-1894
Account book, 1886-1889
Account book, 1889-1897
Day book, 1894-1897
Cash book, 1896-1900
Day book, 1898-1902
Cash book, 1901-1909
Account book, 1902-1908
Farm land lease, 1907-08, with Joseph Ratto and John Ratto, Jr.
Farm land leases, 1912, with Nelson Lund and John Edmund Moran
Time and payroll sheets, 1908-09
Yearly reports, letters, legal notices, and research notes by William Hyde Irwin, 1921-28
Yearly reports, etc., 1929
Yearly reports, etc., 1930
Yearly reports, etc., 1931, January-July
Yearly reports, etc., 1931, August-December
Yearly reports, etc., 1932-33
Yearly reports, etc. 1934
Yearly reports, etc., 1935
Yearly reports, etc., 1936
Yearly reports, etc., 1937
Yearly reports, etc., 1938-39
Yearly reports, etc., 1940
Yearly reports, etc., 1941
Yearly reports, etc., 1942
Yearly reports, etc., 1943-44
William Hyde Irwin's notes and miscellany
William Hyde Irwin's yearly summaries of farm, 1926-1970
Financial figures, 1928-40
Family papers
David Bixler's Wills, obits, etc., 1888-1908
Elizabeth Augusta Bixler's Wills, obits, etc., 1919
Elizabeth Augusta Bixler's volumes:
Vol. 1 - Inventory of jewels, silver, lace, etc.
Vol. 2 - Notebook of favorite quotes
Vol. 3 - 1898 Account book of European trip
Inventory of E.A. Bixler's estate
Letters, 1876-1914 some geneaological material
Hyde Family Scrapbook including family tree, 1883-98
Hallie Hyde (autograph book)
Marriage of Hallie and Will Irwin
Letters sent on birth of son, William Hyde Irwin, 1903
Herman Irwin to David Smith Irwin, 1904
Siberius Saito to William Hyde Irwin, 1942, from Tanforan Assembly Center for Japanese-Americans
Autograph book of Montzuma High School, 1915-18, and commencement announcement, 1920, class of Will Irwin, Jr.