Watch List notes:

(x) Charles I (1625-1649), Oxford Triple-Unite, 1642, Civil War Issues, 'Declaration' type, by 'London' die cutters, struck 3 January - 24 March 1642 at New Inn Hall, half-length figure of cuirassed King in profile left, holding sword and laurel branch, Oxford plume behind, rev. 'Wellington' Declaration, reading LEGI on continuous scroll of three lines, III and three even plumes above, date below, 26.72g, 8h, m.m. plume/- (Spink 2724; North 2382; Brooker 834 this coin; Schneider II, 286-89/297 same dies; Durlacher 279 same dies; Nelson II; Morrieson B-4; Beresford-Jones, dies III/L1), an exceptionally rare die combination not found in the Schneider collection and represented by perhaps only eight examples in private hands, a wholesome and most pleasing example of this short-lived 'Cavalier' coinage, good very fine, very rare, in PCGS holder, graded AU53 (Cert. 40526314).
Provenance
Magnus, Spink 212, 28-29 March 2012, lot 946
J G Brooker, collection dispersed through Spink Numismatic Circular, April 1980
Glendining, 9 November 1953, lot 22
C A Watters, Glendining, 21-25 May, 1917, lot 377 - £10.10.0
J G Murdoch, Second Portion, Sotheby, 8-13 June 1903, lot 2 - £10.0.0

Estimate: £45,000 - £55,000