World War I Postal History Collection, approximately 275 items in a binder covering various aspects of the war, including the YMCA, Red Cross, and Knights of Columbus; postcards including real picture cards, Liberty Loan advertising, slogan cancels, soldier's mail both foreign and domestic, etc., as well as a bit of ephemera from the war, some mixed condition but most covers fine to very fine or better, an exceptional and interesting lot for the World War I postal historian