metoffice_loan_2018.pdf
departure from - Chatham depart 25/9/ 1839, Cape Verde Islands 14/11, to South Atlantic. (27S, 22W). Hourly air temperature, 4 x daily barometric pressure and attached thermometer at 3am, 9am, 3pm and 9pm, corrected pressure from 22/10, 3-hourly obs from 31/10, hourly observations of all above from 21