Watch List notes:

MALTA, Sovereign Military Order of Malta. Antoine de Paule. Grandmaster, 1623-1636. AR Tallero (41mm, 26.79 g, 10h). Countermarked issue. De Paule coat-of-arms within incuse struck on reverse of a Harderwijk in Gelderland mint Leeuwendalder, dated 1608 (Purmer Ge56). Cf. V.F. Denaro, "Dutch coins and Maltese countermarks," NC 1963, Fig. D (for c/m and test cut on rev. on a 1617 Utrecht issue); Restelli & Sammut, pl. LXXXIX, 3 (same undertype, but 1606). Host coin Near VF, toned, flan crack; countermark Good VF, toned.