Blue line print. At head of title: Bloomington, Indiana. "July 1954." "J.M. Cason, engineer.", Imprint: [Bloomington, Ind.] : [City of Bloomington?], [1954?], Scale: Approximately 1:7,700; Dimensions: 39 x 66 cm, Coordinates: W0863313 W0863028 N0391047 N0390901
Bloomington (Ind.). Office of City Civil Engineer (1954). Map showing sanitary sewer system. City of Bloomington?. https://purl.dlib.indiana.edu/iudl/images/VAC3073/VAC3073-M-00369 (map)