Lot
1156 
Airmail, 1918, 24¢ carmine rose & blue, tied by "Air Mail Service Wash., N.Y., Phila., Washington, May 15, 1918, First Trip" cds in magenta on first flight cover, Philadelphia, Pa. transit cds on reverse, Very Fine. AAMC No. 101h. Scott No. C3 $750.
Realized: $425