A new system, or, An analysis of ancient mythology : wherein an attempt is made to divest tradition of fable and to reduce the truth to its original purity : in this work is given an history of the Babylonians, Chaldeans, Egyptians, Canaanites, Helladians, Ionians, Leleges, Dorians, Pelasgi : also of the Scythae, Indoscythae, Ethiopians, Phenicians ... / by Jacob Bryant ...

"It is highly likely that Blake had some hand in at least a few of Basire's engravings" (Bentley).
"There is a good possibility that Blake worked on the plates" (Essick).
1st ed.
Blake was an apprentice to Basire at this time.
Library's copy lacks half-title in v. 1; also may be lacking half-title in v. 2.
Pagination: v. 1: xx, [2], 516 p., [8] leaves of plates; v. 2: vii, [3], 537, [1] p., [23] leaves of plates; v. 3: viii, 601, [1] p., 3 leaves of plates (2 folded).
Plates, figures, and tail-pieces engraved by James Basire.
Signatures: v. 1: [a]² b-c⁴ d²[-d2, blank?] B-3T⁴ 3U²; v. 2: [a]⁴ b²[-b2?] B-3Y⁴ 3Z²[-3Z2?]; v. 3: [a]⁴ B-4G⁴ chi²[-chi2]. In v. 2, 3Z1 could have been conjugate with b1 (watermark in correct position).
Volume 3 published in 1776 to accompany both this ed. and 2nd ed. of 1775 (v. 1-2); the maps are in v. 3.