April 1941 : Cover looks to be by J.W. Scott, and stories by hard-boiled authors like W.T. Ballard, Roger Torrey and Dale Clark. Nice combination September 1941 : This issue has a story by Anthony Boucher, marking his first appearance in the crime pulps. He would go on to write for Black Mask , but is of course much better known as a crime critic, mystery author and founder of Fantasy and Science Fiction Click photos for details/to buy.
Rare/interesting pulps for sale anywhere, usually eBay. Occasionally stuff from my personal collection.