1920s
Webster, Arthur L.
July 1921
O. C. Simonds & Co.
July 1921
O. C. Simonds & Co.
March 1922
O. C. Simonds & Co.
August 1921
O. C. Simonds & Co.
August 1921
O. C. Simonds & Co.
August 1921
O. C. Simonds & Co.
July 1921
O. C. Simonds & Co.
July 1921 – October 1922
O. C. Simonds & Co.
January 15 1954
Steinbrecher, Harold F.
January 30 1954
Steinbrecher, Harold F.
November 4 1956
Howard T. Fisher & John D. Randall Associates, Inc.
March 11 1970
Steinbrecher Jr., Harold F.
April 10 1970
Steinbrecher Jr., Harold F.
circa 1970
Chicago Aerial Survey Co.