London: Becket, Robson & Robinson, 1776. hardcover. 4 volumes. 9 copper engravings, three engraved by Bartolozzi after G.B. Cipriani. Some plates are folding and double page (a few are loose in the binding). Many musical illustrations throughout the text. Some early ink notations and slight underlining one or two small waterstains in the margins, occasional foxing. Thick square 4to, expertly recased, full diced calf, brown leather spine labels. London: Becket, Robson and Robinson, 1776, 1782, 1789, 1789. First Edition. very good(+).