Sauer, Wm. C.1 map: col.; 51 x 79 cm., folded to 14 x 22 cm.JPEG2e21d78d-b189-4bbe-bddf-c3ee6b07f676engPublicRailroadsMap of the city of Detroit Michigan: showing steam and electric railways and the location of the principal manufactories, etc.; drawn and published by Wm. Sauer.; Sauer's commercial pocket map of DetroitMapsMichigan--DetroitMichigan1914University of Michigan