SOUTH “AFRICA : 1905. 
III. 
Lectures. 
629 
Date and Place 
Lecturer 
Subject 
. Cape Town 
. Cape Town 
. Durban 
. Durban 
. Pietermaritzburg 
5. Pietermaritzburg 
. Johannesburg ... 
. Johannesburg 
. Pretoria 
. Kimberley 
. Kimberley 
. Bulawayo 
seeees 
see eeeenaeee 
eee eenereees 
eee eneee 
...| Professor Arnold 
Professor Poulton 
seeeat erence 
Mr, C. V. Boys 
eee eereseneeees 
Mr. D. Freshfield............ 
Professor Herdman 
Colonel D. Bruce 
Mr. H. T. Ferrar 
Professor Ayrton 
rr 
see bewereeee 
see eeeeneeee 
Mr. A. E. Shipley 
Mr. A. R. Hinks 
Sir William Crookes 
Professor Porter 
Mr. Randall-MaclIver 
W. J. Burchell’s Discoveries 
in South Africa. 
Some Surface Actions of 
Fluids. 
The Mountains of the Old 
World. 
Marine Biology. 
Sleeping-sickness. 
The Cruise of the ‘ Discovery. 
Distribution of Power. 
Steel as an Igneous Rock. 
Fly-borne Diseases, Malaria, 
&e, 
The Milky Way and the Clouds 
of Mageilan. 
Diamonds. 
Bearing of Engineering on 
Mining. 
The Ruins of Rhodesia. 
BRIEF NOTICES. 
Professor Epwarp B. Poutron, D.Sc., F.R.S.: W. J. Burchell’s 
Discoveries in South Africa. 
The lecturer gave a brief account of Burchell’s life, 
his African travels (1810-1815) from Cape Town to Litakun, 
the Kalahari Desert ; thence south-east to the mouth 
back along the south coast to the starting-point. 
lantern slides representing the woodcuts and plates of 
and of his memoirs, together with specimens of his 
dwelling especially upon 
near the borders of 
of the Great Fish River, and 
The lecture was illustrated by 
Burchell’s classical work! 
collection now at Oxford. 
His unrivalled skill and care as an observer and collector were shown by many 
examples, and it was p 
1830) manuscript note-bo 
roved by extracts from his African and Brazilian (1825- 
oks at Oxford that he had observed and recorded many 
striking examples of protective resemblance and mimicry—an astonishing antici- 
pation of modern research. 
The lecturer pointed out that the gre 
nals were unpublished and unknown, vi 
1812, and the whole of the Brazilian journal. 
at majority of Burchell’s invaluable jour- 
z. the African journal beyond August 3 , 
Doveias W. Fresuristp, F.R.GS.: The Mountains of the Old World. 
Mr. Freshfield’s lecture was illustrated by numerous lantern views of the 
Caucasus and Himalaya. He sketched in outline the advance mad 
exploration and scientific appreciation 0 
old world during the preceding century, 
Mont Blanc by de Saussure in 1787. Incidentally, 
taking as his 
e in the practical 
f the more famous of the mountains of the 
starting-point the ascent of 
he showed to how large an 
1 Travels in the Interior or South Africa, vol. i. 1822; vol. ji, 1824, 
