Homer Warren and Company.1 map ; 76 x 38 cm.Oriented with north to the upper right.Shows locations and names of businesses and buildings.Maps shows the City County Building which was completed in 1954.JPEGG 4114 .D4 195- .M800781450639015095416155engPublicDowntown Business Center of Detroit, MichiganMapsMichigan--DetroitMichiganbetween 1950 and 1959University of Michigan