Pattern Quarter-guinea, 1764, by Richard Yeo, laureate bust right, similar to the Half-guinea of the same year, GEORGIVS. III. DEI. GRATIA., rev. crowned garnished shield, M.B.F.ET.H.REX. F.D. B.ET.L.D. S.R.I.A.T.ET.E., edge plain, 1.64g. (Montagu 555; Murdoch -; Nobleman 22, but attributed to Tanner; Douglas-Morris 76), struck from cracked dies, clearly apparent both sides, otherwise extremely fine, extremely rare