The making, description, and vse of a small portable instrument for ye pocket (or according to any magnitude) in forme of a mixt trapezia thus called a horizontall quadrant composed and prodused soly for the benefit and vse of such which are studious of mathematicall practice Written and delivered by Delamain, student and teacher of the mathematickes - Delamain, Richard (Printed [by Thomas Cotes] for Richard Hawkins and are to be sold at his shop in Chancery lane neere Sarjants Inne, 1632)
Printer's name from STC. - Reproduction of the original in the Henry E. Huntington Library and Art Gallery. - STC (2nd ed.), 6544. - The title page is engraved