Lot
1410 
1918 Washington D.C. - New York, N.Y. via Philadelphia, Pa. First flight cover franked with 24¢ Airmail (s.e. at top) tied by "New York, N.Y., May 14" slogan postmark, red "Air Mail Service, New York, First Trip, May 15, 1918" postmark and receiving postmark, Very Fine. AAMC No. 101q. Scott No. C1 $750.
Realized: $1,500