TY - BOOK ID - 135301128 TI - The geometrical square, with the use thereof in plain and spherical trigonometrie : chiefly intended for the more easie finding of the hour and azimuth PY - 1659 PB - London : Printed by R. & W. Leybourn, DB - UniCat KW - Geometry KW - Trigonometry UR - https://www.unicat.be/uniCat?func=search&query=sysid:135301128 AB - eebo-0198 ER -