Although not labeled officially with the “Ellery Queen Selects” banner, Bestseller Mystery B91 follows the series’ formula: a short story collection edited by Queen, with his introduction.

Bestseller Mystery B91, Oct. 14, 1947
 “The Department of Dead Ends” by Roy Vickers
Contents
“The Rubber Trumpet,” Pearson’s Magazine, Sept. 1934*
“The Case of the Merry Andrew,” Fiction Parade and Golden Book Magazine, July 1936 as “The Cowboy of Oxford Street”
“The Man Who Was Murdered By a Bed,” Ellery Queen’s Mystery Magazine, March 1946
“Mean Man’s Murder,” Ellery Queen’s Mystery Magazine, Nov. 1945
“Snob’s Murder,” Ellery Queen’s Mystery Magazine, Aug. 1946
“The Case of the Honest Murderer,” Ellery Queen’s Mystery Magazine, July 1946
“The Man Who Played the Market,” Ellery Queen’s Mystery Magazine, Oct.1946

* Listed on the copyright page as Fiction Parade, 1935, actually the first merged issue of Fiction Parade and Golden Book Magazine, Oct. 1935, reprinted from Pearson’s.