Mid Victorian Aneroid Barometer by M Pillischer of Bond Street, London Antique Steam Engine Model for sale going on to produce his

going on to produce his “Barlow’s plate” an instrument which corrected magnetic deviation aboard ships and conducted experiments with him on a new fluid refracting telescope

The music can be set up without loss of time

led him to his being much employed by all kinds of inventors to give their schemes a practical form

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Two brass A frame type struts either side of the compass provide support for the semi-circular divided arc which is again hand adjusted for coarse setting and then finely adjusted by a vernire attached to the A frame

Mid Victorian Aneroid Barometer by M Pillischer of Bond Street, London Antique Steam Engine Model for sale going on to produce hisFor sale, a mid Victorian aneroid barometer by M Pillischer of London. Comprised of a four and a quarter inch silvered dial with the top half divided for 28 to 31 inches of barometric pressure and with Vidi type weather indications on the inner side of the dial. Pressure is related by means of a very fine blue steel pointer and a similarly fine brass set hand operated at the centre of the dial. The lower half of the dial has a curved Fahrenheit