Watch List notes:

USA (11) Half Dollar Commemorative Issues (2) 1892 Columbian Exposition GVF toned, 1893 Columbian Exposition NEF, Half Dollars (9) 1837 VG plugged, 1877 VG Ex/mount and scratched, 1908O VG, 1909 VG, 1910 VG, 1912 VG, 1912D VG with some scratches, 1915D (2) the first NVG, the second VG or slightly better

Estimate: 150-250 GBP