JOSEPH SAUVEUR. Elemens DeGeometric. 1730. Title and text in manuscript, probably copy made for class in geometry. Small Quarto. Later full leather. Shabby, spine chipped, scattered dampstain, occasional soiling. 144 pages of text (6 chapters) and 26 engraved folded plates (all have some dampstain, few partly soiled). Sauveur especially known for his detailed descriptions of acoustics. Estimate $200-300
