PACIOLI, Luca. Summa de arithmetica geometria, Toscolano: [Paganino de' Paganini, 1523]. Part I only (of II), 2°, title in red and black within strap-work border, repeated on first page of text, full-page woodcut of finger symbolism on E4v, genealogical tree in red and black on L2r, woodcut diagrams and shoulder notes in margins, woodcut initials (margin of title frayed, a few margins soiled or thumb-soiled, marginal waterstaining), early vellum (quite rubbed); a few old scribbles on first text leaf. Adams P8; Goldsmiths' 15; Smith p. 58.