1889-1890 Directory Brooklyn: William Glichmann 2006 Fulton and 131 McDougal Streets, feed

1920 Census: Harbor Road Smithtown, William Gleichmann, head, own, age 54, wholesale merchant feed, Eva wife, age 54, Irene daughter age 29, Eva daughter age 26, Walter son age 22, book keeper feed store. Ruth daughter age 17, Florence daughter age 15 William son age 14, William Rehl boarder age 54, no live in servants. All born New York of German extraction.

Near Emmett Devereaux

1930 Census: Coral Gables Florida, Coral Way, William Gleickman, own, $35,000, age 63, married at age 25, storage warehouse. Eva M wife, age 63, Ruth A daughter, age 27, Florence G daughter, 25, William son age 23, no occupation. All born New York.