A complete copy of the 1936 catalog
In addition to being in the depths of the depression, 1936 was when the USA was transitioning from horsepower to the automobile.
The REC (Rural Electric Cooperative was bringing electrical power to farms, on which 70% of the population still lived.
Looking through this catalog, you can see the transition in progress. There are 2,200 pages of products so it will take some time to upload scans of every page and figure out how to organize them so you can quickly find things you are interested in.