ROBERTSON, John (1712-1776). A Treatise of Such Mathematical Instruments, as are usually put into a portable case...Third edition with many additions.
Publisher: J. Nourse, London, MDCCXXV [1775].

Full leather bound, red ruled and gilt title. Raised spine. 8vo.

Frontispiece, xxiii, 233 pp. with errata and appendix, 9 folding plates (of 11 plates).

H: 8 1/4 W: 5 3/8 D: 1 1/4 in. Poor. Worm holes inside back board and several pages. Spine rubbed and cracking. Plate I missing top right corner. Slight browning throughout. Ink stains and scuffing to covers.

Bookplate on front cover: John A Davidson.

"George Sharpe" Signature on both front and back covers and front flyleaf.

"A. Marshall" on title page in ink.

Missing Plates VII and VIII.