View of a woman trainman on a Pennsylvania commuter train. Printed on back: "25828. 'All abo-o-o-ard' now sounds in a clear high voice on many Pennsylvania commuter trains in the Philadelphia area as trainmen are relieved to service in the armed forces and replaced by women. Please credit: Official OWI photo. Watch your credit. No objection to reproducing or publishing this picture provided credit line 'Photo by Office of War Information' appears on the photograph or page. Except that publishers must assume responsibility for all use in commercial advertising and OWI must not appear as the sponsor of any product." Handwritten on back: "Women workers."