Frederic Dannay, without much involvement from Lee, was founding and directing editor of "Ellery Queen's Mystery Magazine", a crime fiction magazine. They were also prominent historians in the field, editing numerous collections and anthologies of short stories such as "The Misadventures of Sherlock Holmes". Their 994-page anthology for the Modern Library, "101 Years' Entertainment: The Great Detective Stories, 1841–1941", was a landmark work that remained in print for many years. Under their collective pseudonym, the cousins were given the Grand Master Award for achievements in the field of the mystery story by the Mystery Writers of America in 1961.