Flag Machine Cancels, 7 better American Postal Machine Company items, covers and cards; from Boston, Mass. Type P,4-14(A), Key West, Fla. Type A26 slogan flag, U.S. Army Postal Service Type A24 (702), Washington, D.C., May 24, 1897. Type B-27 types; inspect. Estimate  $500 - 750. $0 (Image)