Pinkerton (detective agency) a bank was robbed by George Collins, aka Fred Lewis, and Bill Randolph; Pinkerton Detective Chas Schumacher trailed them and was killed. Collins was hanged on March 26, 1904, and Randolph was hanged on May 8, 1905, in Union. Pinkertons were also hired for transporting money and other high-quality merchandise between cities and towns, which made them vulnerable to outlaws. Pinkerton agents were usually well paid and well armed. G.H. Thiel, a former Pinkerton employee, established the Thiel Detective Service Company in St. Louis, Missouri, a competitor to the Pinkerton agency. The Thiel company operated in the U.S., Canada, and
Dirk Gently's Holistic Detective Agency "Ahem. All I can say is that it was as clear as day to me when I wrote it and now I can't figure it out myself. Sorry about that. I'm actually thinking about it at the moment as I've been re-reading the book in preparation for doing a screenplay. I've got a little bit of sorting out to do..." Dirk Gently's Holistic Detective Agency Dirk Gently's Holistic Detective Agency is a humorous detective novel by English writer Douglas Adams, first published in 1987. It is described by the author on its cover as a "thumping good detective-ghost-horror-who dunnit-time travel-romantic-musical-comedy-epic".