The COTS Peterboro, shortly after opening as the Imperial Hotel.

Indiana Limestone Company. Courtesy, Indiana Geological and Water Survey, Indiana University, Bloomington, Indiana

COTS Peterboro, shortly after opening as the Hotel Imperial

Indiana Limestone Company. Courtesy, Indiana Geological and Water Survey, Indiana University, Bloomington, Indiana

The COTS Peterboro, shortly after opening as the Hotel Imperial

Indiana Limestone Company. Courtesy, Indiana Geological and Water Survey, Indiana University, Bloomington, Indiana