Description | Hourly readings of temperature and atmospheric pressure, 24 per day: in columns of barometer, corrected barometer, temperature [attached, Sun and air]. With wind, weather and dew point, and general remarks. Until 22 March, the latter are usually limited to descriptions of cloud cover, but from the evening of the 22nd, there are hourly tidal measurements taken using a tide pole graduated in feet and inches.
With a title page: 'Horary Barometrical Observations Barrack Square Ascension. 1830'.
Each page is headed: 'Meteorological Remarks...at the Island of Ascension'. |