Lot 870
 
Canada, Airmail Semi-Official, 1927, 10¢ Patricia Airways Style Three on Sioux Lookout to Gold Pines Flight, Unitrade #CL27, overprint type A in red with 5¢ overprint type B in black on #CL23, February 3, 1928, 2¢ Admiral on reverse, envelope age strips, Fine to Very Fine.
Unitrade C$450.
Estimate $180-220.
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| Realized $276 |
