Obverse:

HENRIC DI GRA REX ANGL Z FRANC. Crowned facing bust in tressure of arches. Leaf on breast spandrel, mascle after REX.

Reverse:

POSVI DEVM ADIVTORE MEVM, CIVITAS LONDON. Long cross pattée dividing the legend, with three pellets in each angle. No marks.

Very fine, light tone and very rare. Whitton no. 20c - this coin.

Ex R. Renshaw Collection

Ex F. Brady Collection, Spink Auction, 6 Oct 2011 - Lot 114 

Ex Spink Numismatic Circular, Feb 1991 - Number 178

Ex R. Carlyon-Britton Collection

Ex R.C. Lockett Collection, Glendining Auction, 11 Oct 1956 - Lot 1463 (part)

The Spink Numismatic Circular notes Ex Delme-Radcliffe Collection, Lot - 136, however this is an error. 

Noted in:

C. A. Whitton, (1938-41) '‘The heavy coinage of Henry VI’ Part II. The Rosette Mascle to Trefoil Issues', BNJ vol. 23, pg. 236-7 (Number 20c - this coin, not illustrated).