Watch List notes:

BRITISH 18TH CENTURY TOKENS, ENGLAND, William Mainwaring, (1768-1794), button-maker, Birmingham, Copper and White Metal Penny (2), 1790, obv bust left, W. MAINWARING . FECIT below, IOHN HOWARD . F . R . S . around, rev HAUD ULLI MORTALIUM SUMMA ERGA HUMANUM GENUS BENEVOLENTIA SECUNDUS, with OBT. JAN. 20 . 1790 AET . 65 in exergue, edge plain (Conder p.204, 25; Atkins p.362, 21; D&H Middlesex 207). First with minor blemishes and very light brush marks, otherwise good extremely fine and attractively toned, second with a couple of spots, otherwise nearly good extremely fine and retaining much brilliance, rare. (2)

ex Lincoln Collection
Mainwaring engraved dies for William Lutwyche and is thought by Pye to have produced a limited number of tokens, as well.

Estimate: £200-300