![PANAMA - CANAL ZONE - 1913 - POSTAL STATIONERY: 1c green & black on white postal stationery card of Panama with 'CANAL ZONE' overprint in black (H&G 3). A fine unused example. Scarce. (PAN/30599)](http://latinamericanphilatelics.com/cdn/shop/products/PAN30599_{width}x.jpg?v=1613661645)
1c green & black on white postal stationery card of Panama with 'CANAL ZONE' overprint in black (H&G 3). A fine unused example. Scarce.
1c green & black on white postal stationery card of Panama with 'CANAL ZONE' overprint in black (H&G 3). A fine unused example. Scarce.