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Dating mappin webb silver plate marks

This is a rare opportunity to buy a piece of TV memorabilia with this impressive Ships bulkhead barometer signed 'John Barker & Co Ltd, Kensington' on the silvered aluminium dial, which was used as one of the props in the 5th series of Celebrity Big Brother in January 2007.

As with the other weather forecasters, it’s designed to more accurately predict the weather in conjunction with wind direction & barometer readings, which are then set by the two rotating discs, in the upper half, revealing a letter code in the appropriate window, which will correspond to one of the 26 forecasts printed on a rotating drum, and operated by a knob on the side.

Made from a black metal casing the brass faceplate has been highly polished, and all the engraved characters and forecasts are legible.

Scientific Collectables was one of the task suppliers credited as such on the Channel 4 website Big Brother Task Suppliers page and supplied a number of vintage and antique instruments for the task, of which this was one, directly to Endemol the TV company who produced the programme for Channel 4, and this will come with a copy of the hire agreement signed by their representative. It dates to the early 20th century, circa 1910, and is in very good condition overall as can be seen in the photos, with no dents to the brass casing, nor splits in oak back board is also in good condition, no splits, gouges or cracks.

In full working order and not only a super item in its own right, it also has the added interest of having featured in a high profile TV show.

The barometer has a centigrade thermometer on the clean silvered dial, which is calibrated in barometric inches ranging from 27 to 32 and for altitudes to 4,000 feet.

This ingenious invention first patented in 1915 by Negretti & Zambra, is designed to accurately predict the weather in conjunction with wind direction & barometer readings, which are then set by two rotating discs, revealing a letter code corresponding to one of 26 forecasts printed on the reverse.

Housed in a brass case which is in very good condition, the clean frosted dial reads ‘NEGRETTI & ZAMBRA, LONDON, 13218' ’ and is housed under a clear bevelled crystal which in turn is held within the rotating bezel containing the altimeter scale.This is an antique brass holosteric barometer & curved fahrenheit thermometer marked G. Gowland, Sunderland and engraved 'PHNB' on the reverse.Gowland operated as a marine instrument retailer from the 1850's out of Sunderland, but the barometer was manufactured by France's premier barometer makers Pertuis Hulot et Naudet Barometres for Gowland.It’s signed ‘NEGRETTI & ZAMBRA, LONDON’ on the faceplate with the inter-twined NZ logo and the patent no 6276/15.Weighing 500 grams, it stands just over 5.5” high, 3” wide, and there is a keyhole slot in the back making it suitable for hanging on a wall or standing on a desk/table/mantelpiece.It comes with its original outer case having the Negretti & Zambra name along with the Royal Appointment crest inside the lid in gold letters.