Home › Authors › John "Jack" Sherman O'Brien John "Jack" Sherman O'Brien b. 1898 – d. 1938 · 8 books Biography Not the author of "Into the Jaws of Death" or "The Unionjacking of Ireland", each written by a different author of the same name. Books by John "Jack" Sherman O'Brien The unionjacking of Ireland 1993 The King and the Princess 1940 Rip Darcy, adventurer Rip Darcy, adventurer 1938 Corporal Corey of the Royal Canadian Mounted 1936 Silver Chief, Dog of the North 1933 By dog sled for Byrd 1931 Byrd's dogs Byrd's dogs 1931 Byrd's dogs, sledging at the South pole, in picture strip 1931