| Description | Monthly mean differences of the temperature of dewpoint, based on morning and afternoon readings made over the period 1 January-31 December 1858 at the Meteorological Observatory at Bombay. Columns for month, Bombay civil time, dew point by Ronuld's, Daniell's and Regnault's hygrometers, and by Glaisher's and Apjohn's tables, and by Orlibar's formula. Results for August-December using Regnault's hygrometer are not present, the instrument being out of order.
Headed: 'Table shewing from observations taken at the hottest and coolest hours of each day, the mean monthly temperature of the Dewpoint at Bombay during the year 1858 by the different methods of observations and calculations used at the Meteorological Observatory at Bombay'. |