1c lake, 2c lake and 10c lake USA 'Postage Due' issue with italic 'CANAL ZONE' overprint diagonally, the set of three fine lightly used. Uncommon. (SG D55/D57)
1c lake, 2c lake and 10c lake USA 'Postage Due' issue with italic 'CANAL ZONE' overprint diagonally, the set of three fine lightly used. Uncommon. (SG D55/D57)