Watch List notes:

Edward VI (1547-53), Sixpence, third period, Tower, 2.98g, m.m. y, crowned bust facing, rose and value beside, rev. square-topped shield over cross fourchée (N.1938; S.2483), a pleasingly full round flan, almost extremely fine.
provenance
Checkley, Glendining, 10 February 1965, lot 294 - extremely fine - £52.0.0 (Miller)
Dr Carter, collection purchased en bloc by Baldwin, 1950

The Spink library copy of the Checkley catalogue was annotated by Douglas Liddell, stating about this coin: "very full, exceptional"
Estimate: £350 - £450