Obverse Design The legend "PALO SECO" (meaning "dry stick") curves along the top. The legend "CANAL ZONE" curves along the bottom. The token has a square hole in the center. The token has denticles along the rim and a smooth plain raised edge.
Reverse Design The legend "REDEEMABLE FOR" curves along the top. The legend "ONE DOLLAR"in smaller letters curves under the top line and above the square center hole. Under the hole is the number "100". The legend "IN MERCHANDISE" curves along the bottom. The token has denticles along the rim and a smooth plain raised edge.
Metal Aluminum. Weight 4.3 grams. Size and Shape Round, 38.1 mm in diameter with a round center hole.
Dates Issued 1919.
Issurer Palo Seco Leper Colony.
Mintage 1000. Of these, 867 were destroyed on November 28, 1955.
Rarity Very Rare. Manufacturer Unknown. Other Catalog Numbers Asociación Numismático's F-224, Henkle's Canal Zone #92, KM #TN6 (Krause Mishler), MGM #705 (), Plumer page #7 and Schimmel #57.
Varieties Only one variety known.
Function Medium of exchange for the inhabitants of the Palo Seco leper colony. They were not allowed to use regular money in circulation for fear that other people handling the money would catch leprosy.
Population Count Ten specimens of this token in collector hands are known to me. Recent sales include:
  1. Auction sale on ebay on September 3, 2006 for $1877.00 plus $13.00 shipping.
  2. Auction sale on ebay on April 9, 2006 for $2500.00 plus $5.00 shipping.
  3. Auction sale on ebay on July 25, 2004 for $444.99.
Notes

See the for the interesting story behind these tokens.