Watch List notes:

PORTUGAL, Kingdom. João VI o Clemente (the Clement). 1816-1826. AV Peça – 6400 Réis (32mm, 14.43 g, 12h). Lisboa (Lison) mint. Dated 1822. Laureate, draped, and cuirassed bust right / Crowned coat-of-arms over armillary sphere; all within wreath with thirteen berries. Gomes 18.08a; Vaz J6.04; KM 364; Friedberg 128. EF, lustrous.

From the collection of Dr. Lawrence A. Adams. Ex Lester Merkin (7 December 1973), lot 418.