Sale 1221 — United States Stamps
Sale Date — Wednesday-Thursday, 27-28 May, 2020
Category — Air Post


































































FINE. A RARE BLOCK OF THE 15-CENT PLANE OVER NEW YORK IMPERFORATE BETWEEN ERROR. THIS IS THE FIRST BLOCK WE HAVE OFFERED SINCE KEEPING COMPUTERIZED RECORDS.
Only 20 pairs are reported in Datz.


VERY FINE AND CHOICE. AN EXCEEDINGLY RARE MULTIPLE OF THE 16-CENT RED & BLUE AIR POST SPECIAL DELIVERY IMPERFORATE VERTICALLY.
A single sheet of this error was discovered at a Buffalo N.Y. post office. It was ultimately broken up by H. E. Harris & Co. after showing the complete sheet at the 1947 New York City CIPEX Show. Datz states that 10 pairs are recorded.
With 1970 P.F. certificate. Scott Retail as Mint N.H. pair, with no premium for the third stamp.


VERY FINE. A CHOICE EXAMPLE OF THE 16-CENT RED & BLUE AIR POST SPECIAL DELIVERY HORIZONTAL PAIR, IMPERFORATE VERTICALLY.
A single sheet of this error was discovered at a Buffalo N.Y. post office. It was ultimately broken up by H. E. Harris & Co. after showing the complete sheet at the 1947 New York City CIPEX Show. Datz states that 10 pairs are recorded.
Ex Liberman. With 1990 P.F. certificate