Watch List notes:

Edward III (1327-77), Groat, pre-Treaty, series B/C mule, London, 4.41g, crowned bust facing, open es and cs, x tilted on side, rev. long cross and pellets, lombardic m, closed letters (LAL {1926}, pp. 444-45, B1-2/C2, same dies; LAL {1951}, 1117 - this coin; Stewartby IV, lot 1089a; N.1142/47; S.1563/65), fuller flan, toned, near very fine, with Lawrence's cabinet ticket ('19.1179').
provenance
Doubleday, Glendining, 7-8 June 1972, lot 373 - £50.0.0 (Miller)
Mangakis, collection purchased by Spink, 1969
Lawrence, part IV, Glendining, 28 November 1951, lot 1117 (part) [Mangakis]
For further reading see: L A Lawrence, "The Coinage of Edward III from 1351", Numismatic Chronicle {1926}, pp. 417-69
Estimate: £90 - £120