A good set of six George II silver Hanoverian 'fancy-back' tablespoons

A good set of six George II silver Hanoverian 'fancy-back' tablespoons, maker's mark E.B, possibly for Edward Bennett, London 1757, the reverse of the bowls with a mythical dolphin spurting water, the reverse of the terminals with a crest, length 19.8cm, approx. weight 10oz. (6) The crest is that of Shore, created Baron Teignmouth in 1797.