Bengo, John - The Theory of Effect: Embracing the Contrast of Light and Shade, of Colour and Harmony

Philadelphia, J.W. Moore, 1851. Hardcover. Brown cloth boards, blind stamped design, gilt lettering on front and spine; VI, 8-144 pp; bw illustrations. "Isaac Ashmead, printer"--Title page verso. Includes 15 illustrations by Hinckley. Good+ (light shelfwear to boards, worn spine & gutter, title page stamped "S.J. Sedgwick", light age toning and foxing spots throughout, pages are otherwise clear) .

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