Palau. Palladium Essai 5 Dollars, 1999. KM-18 type. Weight 1 ounce. German East Africa. Uniformed bust of Paul Emil von Lettow-Vorbeck. Reverse; Elephant. Estimate of less than 10 struck. Very Rare. NGC graded Proof 69 Ultra Cameo. Estimate Value $1,200 - 1,500