The founder died in 1859 but his son continued to trade under the original name and took out two patents during the 1850’s and 1860’s relating to improvements to compasses
Contents Preface Acknowledgements 1 FitzRoy and the Beagle 2 FitzRoy and the Meteorological Office 3 FitzRoy Marine or 'Gun' Barometers 4 FitzRoy Storm Barometers 5 FitzRoy's Barometer Legacy 6 Buying a FitzRoy Barometer Bibliography Index
Browning & Rust (they retailed Adie’s Sympiesometer) and John completed the installation of a Troughton & Simms altazimuth circle for The Edinburgh Astronomical Institution at Calton Hill Observatory after Simms proclaimed himself too busy to undertake the exercise
Zambrene advertised heavily during the War years with imagery of soldiers using their products on the front lines
the Dollond’s had famously patented the achromatic couplet
Rare Pedestal Anemometer by J Hicks of London stanhope lens for sale The founder died in 1859For sale, an extraordinarily rare pedestal anemometer by J Hicks of 8,9 & 10 Hatton Garden, London. It is described in Hicks catalogues as follows; The face of this ingenious instrument closely resembles that of the 5 dial Air Meter, and is similarly constructed, with the exception of the fan wheel being replaced by four hemispherical cups placed at the top. The instrument is attached to a brass stand, in which form it will be found particularly