Beschreibung:

CAUS, Salomon de (1576-1626). La Pratique et demonstration des horloges solaires . Paris: Jerome Drouart, 1624.
CAUS, Salomon de (1576-1626). La Pratique et demonstration des horloges solaires . Paris: Jerome Drouart, 1624. 2° (354 x 230mm). Engraved diagrams on N2r, Q1r, woodcut diagrams throughout, some full-page, moveable parts or attachments to diagrams on E2r, G1r, K1r, R1v, diagram to R2v printed on an overslip and pasted in, variant issue without the lower woodcut diagram on a1v. (Lacking leaf B1, page numbers removed from B2, C2 trimmed in lower diagram and this latter with small hole affecting a few diagrammatic lines, diagram on R2v just trimmed, signature removed from H1, top corner of title sometime crudely repaired, very small marginal repaired tear to second leaf, very small repaired marginal chips to corner of E2 and M1, extensive repairs to lower margins of R1-2, minor fraying to edges.) Modern boards, the textblock mounted on stubs throughout. Provenance : Dubreuil (early ink ownership inscription on title). EXTREMELY RARE WORK ON SUNDIALS, with the dissertation on the 35th proposition of Euclid following the dedication to Cardinal Richelieu. This treatise on astronomy and the art of designing and making sundials, was inspired by the work of Vitruvius. A native of Caen, Caus turned to mathematics and garden design, helping to develop the garden at Heidelberg for the Elector Palatine Frederick V. Brunet I, 1691; Berlin Kat. 1745.