Early 19th Century Shagreen Cased Drawing Instrument Set by Wellington. A museum quality Shagreen covered pocket wooden case containing a set of 7 brass-drawing instruments. The set consists of ivory scale rule and protractor combined, brass and steel compasses and dividers, pen and pencil. The rule is signed ‘Wellington Crown Court Soho London’. The case is 13.5 cm. (5.5 in.) Long. The inside lid signed Edwin Downton May 9 1860 / the gift of Mr. Miles. ALEXANDER WELLINGTON, Mathematical and Scientific Instrument Maker, flourished in England during 1792-1825, and worked from Crown Court, Abinger Street, Soho, London. Most of his instruments were signed simply ‘Wellington’.