OCTOBER, 1872. 

 Private Observatory, Hobart Town. 



Barometer mean, 29-837in., being •059in above the average. 

 Temperature mean, 58 0, being 371'' above the average. 

 Solar intensity mean, 9342', being 3-70' below the average. 

 Dew point mean, 46 6', being 2-04' below the average. 

 Humidity of air mean, -69, being -04 per cent, below the ditto. 

 Elastic force of air mean, -3-23, being -020 per cent, above the ditto. 

 Total amount of rain, 2-60in , being 0-.54in. above the ditto. 

 Increase of rainfall on spontaneous evaporation, OlOin. 

 Mean amount of ozone, 81, being 019 of chromatic scale above ditto. 

 Electricity active on the 5th, 15th, 16th, 19th, 20th, 21st, 22nd, 23rd, 24th, 25th, 26th, 

 29th, 30th, and 31st. 

 Thunderstorm on the 10th and •21st. 

 Aurora on the 15th. 



LeafiPAf, Flowering, and Fruiting of a few Standard Plants in the Royal Society's 



Gardens, duriv^j the m/mth. 

 10th.— Carpinus betulus commencing to le«f. 

 20th.— Ailantbus glandulosa ditto. 

 23rd. — Common Lime ditto. 

 24th. — Morus nigra ditto. 



26th.— Common Elm seeds commencing to fall. ■DDr^TT 



30th.— Melia azederach commencing to leaf. FRANCIS ABBOTT. 



