The Antifragile Chaos Monkey
I'm pretty sure that they were all American for the most part.
Oh, I am laughing. Inside.
You might try Everett Carll Ladd, Jr., and Charles D. Hadley, Transformations of the American Party System. I don't have a copy, but based on the list of tables you can find here, it looks like you should be able to piece together the 1936 data.