Bidspirit auction | Worldwide Air Post Stamps and

Worldwide Air Post Stamps and Postal History - Canada - 1924, Laurentide Air Service with added ''CANADA 1924'', (25c) red, two single stamps, perforated or rouletted at top, full OG, NH (rouletted) or LH, VF, Unitrade C.v. CAD $450, Est. $150-$180 , Scott #CL3-4