Bidspirit auction | Worldwide Air Post Stamps and

Worldwide Air Post Stamps and Postal History - San Marino - 1951, View of San Marino, 500L dark green and brown, miniature sheet of six, size 149x111mm, fresh and nice, full OG, NH, VF and scarce, C.v. $3,000, Sassone #12, C.v. €5,000, Est. $800-$1,000, Scott #C78