Watch List notes:

Foreign Coins, George VI, proof silver crowns (2), 1947, in blue leather cases of issue; currency silver crowns (12), 1949 (5), 1951, 1952 (6), Tercentenary issue, 1957, 1960 (2), mint state or virtually so (17)
All enveloped, four of the latter state, "S.A. Selected crown 1952 ex Pretoria Mint 5/2/58
The W. V. R [Roy] Baldwin Collection of Coins of Southern Africa (120-160 GBP)