AUSTRALASIAN Assoc. Abv. Sc. VoL. VII, 1898. PLATE XIV. 
Cloud Observations in Victoria. By P. BARACCHI, FRA. 
gener 
se is 
VIEW OF THE CLOUD CAMERA, SHOWING ARRANGEMENT OF APPARATUS FOR TESTING THE 
VERTICALITY OF THE AXIS OF COLLIMATION. 
A The camera, permanently pinned to the stone pier, B. 
R The dark slide in position ; lid drawn out for exposure. 
K Exposing shutter. 
C Tripod for the support of testing apparatus. 
S Levelling screws for the support of testing apparatus. 
T Telescope. 
H Micrometer carrying cross wires. 
D Slow motion screws displacing the telescope m two directions, at right angles, 
G Bohnenberger eye-piece. 
W Telephone. 
Y Ordinary telegraph key connected with the other station, 
I Sounder for telegraphic communication. 
