Lot
1646 
Airmail, 1930, $2.60 Graf Zeppelin, tied by "Varick St. Sta., N.Y., May 6, 1930" slogan machine cancel on flight cover, red German and purple U.S. flight cachets, Lakehurst Zepp receiving backstamp; cover tear and nicks at right; with 1989 P.F. certificate. Scott No. C15 Estimate $200 - 300.
Realized: $230
Lot
1647
Airmail, 1933 Balbo Air Squadron Return Flight, cover bearing with #562, 570 and 573 strip of three tied by "New York, N.Y., Jul 23, 1933" duplex postmark, purple New York and blue Italian flight cachets, Very Fine. AAMC No. 1184f. Estimate $400 - 600.
Realized: $350