BRYANT, Jacob (1715-1804). A New System, or, an Analysis of Ancient Mythology. London: For T. Payne and others, 1774-1776. 3 volumes, 4to (285 x 221 mm). 31 engraved plates, 3 engraved maps (2 folding). Contemporary calf gilt (worn). Provenance: John Plumptre (b.1754), Anglican dean and author (signature, King's College Cambridge, 1774). FIRST EDITION of Bryant's work, which is credited as an influence on the mythological system of William Blake, who worked as an engraver for the illustrations in Bryant's work.