A rare barocyclonometer by Henry Hughes & Son of London.
Two silvered 7 inches dials mounted on an oval backboard, the left dial is the Northern hemisphere counterclockwise Cyclonometer, the glass opens giving access to the 2 hands. The right hand dial the barometer and thermometer.
Barcocyclonometer: a form of aneroid barometer used in conjunction with a dial having adjustable arrows to determine the location and movement of a tropical cyclone. Invented by Meteorologist José María.
José María Algué, SJ (29 December 1856 – 27 May 1930), was a Spanish Roman Catholic priest and meteorologist in the observatory of Manila. He invented the barocyclonometer, the nephoscope and a kind of microseismograph. Father Algué was an honorary member of the Royal Society of London and the Pontificia Accademia Romana.
The backboard has the retailers label of: Lilley & Reynolds Ltd. 9 Railway Place, Fenchurch Street, EC3.