Very Large Late Victorian Brass Scale rule – Troughton & Simms

This is a huge two foot long solid brass (I think) mathematical scale rule made for military use as it has ‘guns shot’ at one end, it was made by the Troughton & Simms company of London and could date from the late Victoria era up to 1915 when the name was changed, it has different mathematical scales on both sides and comes housed in its original mahogany box of issue, below is a brief history for the company. This piece is in excellent condition, the rule measures 24.5 inches long and the box is 26.25 long this showing signs of age and use. Because of the size and weight of the piece the shipping will be £9.95.
By 1887, Troughton & Simms employed 200 people at their Charlton works. Military production began to be important with production of coincidence rangefinders for the British government. Among their clients were the Italian Navy, the Russian government and the Austro-Hungarian Hydrographic Department Observatory.

Code: 26401