Many of his story titles featured wordplay, e.g. "Illiterature" (People's Favorite Magazine, April 10, 1919), "Young Mild West" (Argosy All-Story Weekly, February 28, 1925), "Of Lice and Men" (The Phantom Detective, September 1940).
Likely, with the increasing specialization in pulp magazines, the market for general humor became too narrow.
The true-crime stories all concerned Miami, Florida cases, where he had relocated (from New York) in the late-1920s.
Though always amusing, these how-to articles took on an increasingly bitter tone, as Thursday became more and more disgusted with the hardships of the writing business, especially the collapse of word-rates after the onset of the Depression.
He reserved his most severe wrath for the pulp magazine editors, who he dubbed "idiotors.