Watch List notes:

Scotland, Mary, fourth period, with Henry Darnley (1565-67), Crookeston Dollar" or Ryal, 1565, Edinburgh, 30.55g, 7h, crowned arms, dividing thistles, rev. tortoise climbing crowned palm tree (SCBI 35 [Ashmolean ~ Scottish Coins], 1119-21; S.5425), pleasant cabinet tone, good fine, the countermark very fine.
provenance
'The Archer collection'
Spink auction 16, 9-10 July 1981, lot 802 - £400 (with catalogue clipping)

Estimate: £600 - £800"