Watch List notes:

SCOTLAND. Charles I. 1625-1649. AR Twenty Pence (16mm, 0.79 g, 1h). Third coinage, Falconer's (anonymous) issue, type V. Edinburgh mint. Struck 1637-1642. Crowned, armored, and draped bust left; XX (mark of value) behind / Crowned thistle. SCBI 35 (Ashmolean & Hunterian) 1526-31; SCBC 5591. Near VF, toned, weak strike.

From the Dr. William E. Triest Collection.