Blue line print. Shows numbers of employees of Bloomington's major industries by home cities and towns with graduated circles. Includes graphs.
Imprint: [place of publication not identified : publisher not identified, between 1950 and 1969?]
Dimensions: 48 x 36 cm; Scale: 1:500,000
Coordinates: W0873409 W0855213 N0394859 N0381725