1927 - In the 1927 Dearborn Directory, 6340 Schaefer, is not listed. N. of Hemlock, is 6141 Schaefer (Dale McLaughlin), 6235 Schaefer (Fordson Housewrecking Co.), 6354 Schaefer (Valemore & Woods*), 6405 (Amos Whittemore), 6411 (Ternes & Guinan Supply Co), 6435 (John Gannon), 6451 (Walter Stoltman*), 6455 (Frank Eichner*), 6465 (John Lear). Paul Street intersects Schaefer.

St. Alphonsus School is on the corner of SE Warren and Schaefer.

1948 - City of Dearborn Directory lists 6340 Schaefer Hudson Sales Auto Dealers. 6325 Schaefer: Kin-E-Matic Mach Eng Co, machinists; Continental Steel Tube Co; Lincoln Welding Co. 6326: Harold Oskamp. 6345: Lancaster Lumber Co. Paul intersects Schaefer.