Sets of Drawing Instruments American History Museum Drawing instruments have been essential to mathematics, architecture, surveying, navigation, engineering design, and other technical endeavors from ...

Precision Golden Ratio Drawing Instruments Crafted from durable stainless steel and designed to be hand-sized, the Exlicon L tools are not only built to last but are also portable and easy to use.

THIS useful little manual provides an excellent course of instruction in instrumental drawing, very suitable for the junior classes of technical institutes. The be ginner is first shown the use of ...

Drawing instruments have been essential to mathematics, architecture, surveying, navigation, engineering design, and other technical endeavors from antiquity through the 20th century, although ...