Collins. The Sector on a Quadrant, 1659

Collins (John)
The Sector on a Quadrant, or, a Treatise containing the Description and Use of three several Quad-rants…Accommodated for Dyalling, for the resolving of all Proportions Instrumentally…,
2 parts in 1, first edition, second issue with the 1659 title-page, 5 engraved plates, one folding, wood-cut diagrams within text, contemporary calf, worn, book block becoming detached from binding, title-page and first 2 plates detached and worn at edges, section to p.32 detached, lacking ‘To the Reader 2pp and 1 double-page engraved plate, library stamp of Ampleforth Abbey to inside front board, [Wing C5382], J.M. for George Hurlock, 1658. Sold not subject to return.