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- The Story of The Hoover Dam.
- The Story of The Hoover Dam. 2.
- The Story of The Hoover Dam. 4.
- The Story of the Woodward Governor Company, one page at a time.
- The Sturgess Governor System.
- The Sturgess Hydraulic Turbine Water Wheel Governor.
- THE SUGAR CASTEL IN MADISON, CIRCA 1908.
- THE SUGAR CASTLE.
- THE SUNDSTRAND AVIATION COMPANY, ROCKFORD ILLINOIS.
- THE SUNDSTRAND AVIATION COMPANY.
- THE SUNDSTRAND AVIATION COMPANY.
- The Sundstrand Machine Tool Company history project for 2020.
- THE SUNDSTRAND MACHINE TOOL COMPANY HISTORY PROJECT.
- The Sundstrand Machine Tool Company in Rockford, Illinois.
- The Sundstrand Machine Tool Company patent number 2,931,177.