| Description | Four graphs recording meteorological observations made at the Birmingham Philosphical Institution over a three day period, from 6.00a.m. on 21 March to 6.00p.m. on 22 March. The line charts show rainfall, wind direction, and barometical pressure, with thermometer and dew point readings presented together.
The graphs are headed: 'Linear Projection of the Barometer pressure, Temperature, Dew point, force & direction of the wind &c., from observations taken at the Rooms of the Birmingham Philosophical Institution during 61 successive hours commencing at 6 A.M. of the 21st and ending at 6 p.m. of the 23d of March 1842 by William Ick. Curator of the Birmm. Philosl. Institution'. |