Philip Langdon Alger in laboratory
Description
Philip Langdon Alger demonstrates dynamo equipment in a laboratory.
Original Captions: "MIT - Dept. of Electrical Engineering, Boston - Walker Bldg., Dynamo Laboratory", "E.E. Dynamo Research Lab".
Philip Langdon Alger demonstrates dynamo equipment in a laboratory.
Original Captions: "MIT - Dept. of Electrical Engineering, Boston - Walker Bldg., Dynamo Laboratory", "E.E. Dynamo Research Lab".