Box of compasses and measuring instruments. England, second half of the 19th century

Box of compasses and measuring instruments. England, second half of the 19th century.
Steel instruments, bone and bakelite details.
Box in mahogany wood and brass ornaments.
Complete set.
Exhibits wear consistent with age and use.
Measurements: 4,5 x 19,5 x 13 cm.

Measuring instrument box containing different types of professional compasses: dry-point compasses in different sizes, drawing compasses with couplings to incorporate accessories such as line pens or mechanical pencils, extensions with different points and spring compasses. In addition to drawing pencils, awls, precision needles and slide rules with graduated scales. This set of instruments is a microcosm of Victorian-era technical and design instrumentation, revealing a high quality set of tools, with bone detailing. The case is made of mahogany wood, with a beautiful grain. The lid is inscribed with the signature "Thompson" on a metal plate.