Watch List notes:

The L'Abbaye Collection | Anne (1702-1714), Post-Union, 'Mule' Shilling, 1711, third bust, rev. revised shields, six strings to harp, angles plain, edge obliquely milled, 5.79g, 6h (Bull 1405 [R4]; ESC 1157; Pywell-Phillips -; Spink 3610), rubbed and lightly toned, fine / good fine, a very rare mule.

Estimate: £80 - £120