Robert Gordon Brown was born in Beamsville, Ontario, in March 1896, and enlisted at Kingston, Ontario, in January 1916 while a student at Queen's University. He went overseas in 1916 as a gunner but later joined the Royal Flying Corp, with which he served until the end of the war. He returned to Canada in 1919 and finished his education, graduating from Queen's in 1920. The collection consists of more than one hundred letters covering the period from 1916 to 1919, as well as diaries and photographs from his service.