| Description | Daily atmospheric pressure and temperature readings, four taken per day at 8,12, 4 and 8 [a.m., midday, and p.m.] using a single barometer and thermometer. With notes on wind direction and strength, and general weather diary comments, including: notices of the aurora borealis, an extraordinary set of lunar halos on 25 March 1784 ['one of the finest Phoenomenons that ever I did see...'], and an eclipse of the Moon on 10 September 1783.
Commencing: 'at Nain Lat: 56 degrees 40''. Stamped lower right, p.287: 'Soc. Reg. Lond.', and with a note in ink, 'Presented by the Rev. Mr. La Trobe Feb. 3. 1785'. |