In this collection, you’ll find documents related to the Smith-Putnam Wind Turbine, installed at Grandpa’s Knob in Vermont from 1939-1941.

P.W. Carlin, A.S. Laxson, E.B. Muljadi, The History and State of the Art of Variable-Speed Wind Turbine Technology, 2001, 68-page PDF from NREL

Paul Gipe, Smith Putnam Industrial Photos

Palmer Cosslett Putnam, MIT Thesis: A Reconnaissance Among Some Volcanoes of Central America, 1924

Palmer Cosslett Putnam, Wind Turbine Patent, 1941

Palmer Cosslett Putnam, Power from the Wind, 1949

Palmer Cosslett Putnam, Energy in the Future, 1953

M. Ragheb, Historical Wind Generator Machines, 2009

Renewable Energy Research Laboratory, Movie of Smith Putnam in Operation

George Rockwood, “The Story of the Six Stars,” 2000 (Putnam’s yacht club)

Joseph Savino, “A Brief Summary of the Attempts to Develop Large Wind-Electric Generating Systems in the U.S.,” NASA Technical Memorandum, 1974

Beauchamp Smith, Presentation to NASA, 1973

TIME, “Harnessing the Wind,” September 8, 1941

Don Wickman, “Breezin’ Through History” in the Rutland Herald, November 4, 2004