Keywords: Temperature indicator mounted in gimbals for marine work-Tracts vol 10 p53.jpg North of England Institute of Mining and Mechanical Engineers It is reference Tracts vol 10 p53 The scan and the upload to Wiki Commons have been made with the permission and direction of their librarian Jennifer Kelly 2013-12-10 14 18 02 British Refrigeration May 1903 Aids to the economy The use of electrical thermometers in refrigeration The Cambridge Scientific Instrument Co The Cambridge Scientific Instrument Co Custom license marker 2013 12 10 PD-old-70-1923 PD-US Uploaded with UploadWizard North of England Institute of Mining and Mechanical Engineers Scientific instruments Temperature |