Particles in a stream D-Day and after - Risher, James Franklin (Xlibris Corp., 2012)
"The time span for most of the story is from April 1944 through August 1944, when the First Lieutenant James F. Risher combat crew flew its thirty-two bombing mission schedule as members of the 401st Bombardment Group based at Deenthope, England."...Foreword. - Includes bibliographical references (page 237)