The Dutch Treat Club was founded in New York in 1905 as a club for creative people. Original members included illustrators, writers, and editors. Starting in 1920, they began producing yearbooks, which often featured risque artwork, here's a few samples...
I can't believe I'm finally through the alphabet, Aliens to Zoot. It was getting to be kind of a drag to toward the end, and I was out of town a lot.
To celebrate the end of that never-to-be-repeated project, here's a drawing by Mike Vosburg of a nude woman:
Zoot comics, published by Fox, originally consisted of funny animal and humor comics. Issue number 7 saw he debut of Rulah the Jungle Girl, who dominated the covers until getting her own book after issue 16. Many of the covers featured bondage themes, and issue 14 was used in The Seduction of the Innocent.