Proportional divider by Charles Smith

A Brass and Iron Proportional divider by Charles Smith (Clerkenwell) Ltd., London. In original box, lenght 25 cm. Proportional divider by Charles Smith

brass folding square by Butterfield, Paris - Van Leest Antiques

Tracts on Liberty by the Levellers and their Critics Vol. 7 (1650–1660)

Early English brass folding ruler, 1753

Koala Tools | Room Grid (1-Point) Large Sketch Pad | 11 x 17, 40 pp. - Perspective Grid Graph Paper for Interior Room

Duits Meetlat/hoek instrument 17e eeuw - Van Leest Antiques

Frontiers Adolescent Development of Biological Rhythms in Female Rats: Estradiol Dependence and Effects of Combined Contraceptives

F. Malligand Ebullioscope. a Paris brevete

English Silver Scale Rules and Protractor by Nairne 18th century.

Model Railroader 1953-07

Antique Brass PROPORTIONAL DIVIDERS in Case ca 1895 A. Clarkson & Co Ltd London

Areometer Universal By Poulenc Freres Paris

Duits Meetlat/hoek instrument 17e eeuw - Van Leest Antiques

Italian obstetrical destructive decapitating hook, by - Fleaglass