John Allen (1797-1851) and Ann I. Allen (1797-1875) co-founded--with Elisha Walker Rumsey and his wife Mary Ann Rumsey-- the city of Ann Arbor, Washtenaw County, Michigan. Correspondence, biographical and family history information, a plat book, and family portraits.
Correspondence of John Allen, co-founder of Ann Arbor, Michigan, his wife, Ann, and their children, largely concerning family affairs and travels, including journey to California in 1850, and the prospects of settlement in Michigan, Indiana, and Illinois; biographical and genealogical material, including family histories and reminiscences by James Turner Allen; and plat book (1830's) of Ann Arbor containing plats of land purchased by Allen from the United States.
Photographs, including portraits of John and Ann Allen and James T. Allen; photos of other family members.