Smithputnam6041

We’ve finally posted the nearly 70 photos of the construction of the famous Smith-Putnam wind turbine of the 1940s on … Read more

Smithputnam6041

While searching for an original copy of the Smith-Putnam film, Gabriel Altman came across the patents for the turbine by … Read more

Turbine blade with man sitting on it likely putnam

This article was initially published in Today’s Engineer on May 2013 from https://ethw.org/Palmer_Putnam’s_1.5_MW_Wind_Turbine Supplying electrical power generated from wind to … Read more

Turbine blade with men standing on it

Prior to construction of the Smith-Putnam wind turbine Palmer Putnam ordered wind tunnel tests of various blade designs and blade … Read more

Smithputnambladepullmanyard08

The drawings of the airfoils used in the Stanford wind tunnel tests are in a large format. To scan and … Read more

Smithputnambladepullmanyard10

Photos of Model Tests of the Smith-Putnam Air Turbine conducted under the supervision of Elliott G. Reid, Guggenheim Aeronautic Laboratory, … Read more

Turbine blade with man sitting on it likely putnam

Charts from Model Tests of the Smith-Putnam Air Turbine conducted under the supervision of Elliott G. Reid, Guggenheim Aeronautic Laboratory, … Read more

Smithputnam6057

57-page final report on Model Tests of the Smith-Putnam Air Turbine conducted under the supervision of Elliott G. Reid, Guggenheim … Read more