NOTICE. 
Tue Royat Society of New South Wales originated in 1821 
as the “ Philosophical Society of Australasia”; after an interval 
of inactivity, it was resuscitated in 1850, under the name of the 
“ Australian Philosophical Society,” by which title it was known 
until 1856, when the name was changed to the ‘* Philosophical 
Society of New South Wales”; in 1866, by the sanction of Her 
Most Gracious Majesty the Queen, it assumed its present title, 
and was incorporated by Act of the Parliament of New South 
Wales in 188r. 
