A small collection of three George III silver wine labels

A small collection of three George III silver wine labels,

scroll form, with raised oval pierced pediments, two with crests, comprising: one by James Phipps, London circa 1780, feather-edge border, incised 'PORT', plus one incised 'CALCAVELLA', and one by John Rich, London circa 1780, pierced 'SHERRY', approx. weight 0.9oz. (3)

The crest is that of Graham, created Dukes of Montrose in 1707.