Lot 2377
 
U.S. Postal History Groupings, 2 Flight Covers From 1930, Jan.11, 1930 U.S. Army Polar flight with Ralph Royer autograph; Jan. 29, 1930 commemorating return of first Arctic Pursuit Patrol flight with 17 different autographs, Fine. Ex Helbock.
Estimate $75-100.
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| Realized $81 |
