TY - JOUR TI - Review: Perfect Mechanics: Instrument Makers at the Royal Society of London in the Eighteenth Century, by Richard Sorrenson AU -Jim Bennett PY - 2014 VL - IS - Spring 2014 AB - N1 - ‘le Sieur Ramsden’ is the form quoted by Sorrenson; in fact Hornsby, in his letters to the Duke of Marlborough, consistently uses ‘the Sieur Ramsden’. Royal Astronomical Society MSS, Radcliffe A.2, passim. N1 - 2 Royal Astronomical Society MSS, Radcliff A.2.48. N1 - 2 Royal Astronomical Society MSS, Radcliff A.2.48. N1 - Royal Astronomical Society MSS, Radcliff A.2.138. PB - The Science Museum Group SN - 2054-5770 LA - eng DO - 10.15180/140109 UR - https://journal.sciencemuseum.ac.uk/article/perfect-mechanics/ T2 - Science Museum Group Journal