Editor and author. RICHARD E. DANIELSON has occasionally contributed short stories and articles to the Atlantic. His story “Corporal Hardy,”published in November, 1938, was reprinted in O’ Brien’s The Best Short Stories of 1938 and in his Fifty Best American Short Stories and in various other anthologies and textbooks. In ”The Quid Pro Quo,”Mr. Danielson returns to the Corporal Hardy period and personalities.