CATALISANO, Gennaro (1728-1793) - Grammatica-Armonica Fisico-Matematica Ragionata su i Veri Principi Fondamentali. Rome: San Michele a Ripa per Paolo Giunchi,...

CATALISANO, Gennaro (1728-1793) - Grammatica-Armonica Fisico-Matematica Ragionata su i Veri Principi Fondamentali. Rome: San Michele a Ripa per Paolo Giunchi, 1781. An interesting treatise on the physical and mathematical principles of music theory. 4to (281 x 214mm). Half-title, engraved vignette on title, arms of Giuseppe Albani, a folding plate, 15 engraved plates of music, woodcut initials and headpieces (some light browning and spotting). Contemporary decorative paper (some loss and staining). [CON:] MASCHERONI, Lorenzo (1750-1800) - La geometria del compasso. Pavia: Eredi di Pietro Galeazzi, 1797. A fine uncut copy of the first edition and of the most renown work by Mascheroni. 8vo (225 x 140mm). 14 engraved folding plates (some light spotting and some plates a bit browned). Editorial blue paper, manuscript spine label (some chipping and staining)