Watch List notes:

WORLD COINS, USA, Proof and uncirculated silver Half-Dollars (23), 1982 (2), 1986, 1989, 1991, 1992 (3), 1993 (2), 1994, 1995 (6), 1996 (2), 2001 (2), 2003, 2008 (2) [23]. All encapsulated, about as struck; some with certificates £100-150