| Description | Hourly observations made at Trivandrum [Thiruvananthapuram], Kerala, of the declination, horizontal force, and vertical force magnetometers, commencing from 10.00p.m. on 28 August [Gottingen Mean Time] and continuing to 9.00p.m. on 29 August 1841. With readings of the barometer and attached thermometer, dry and wet bulb thermometer, and computed temperature of dew point and tension of vapour [in the printed column for electrometer readings] over the same period. There are general remarks on the state of the weather.
Headed 'Abstract of Term-day Observations'. Inscribed [p.4]: 'Term day observns. August 1841 - Trivandrum Observy.'. |