Lot 856
 
Canada, Airmail Semi-Official, 1926 (50¢) Patricia Airways Style One on Woman Lake to Sioux Lookout Flight, Unitrade #CL18, August 2, 1926 cancel, flight cachet in blue, 2¢ Admiral on reverse, Very Fine.
Unitrade C$225, 450 pieces carried .
Estimate $75-100.
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| Realized $138 |
