218 REPORTS FROM THE SECTIONS. 
Mr. G. D. Hirst read a note on his personal observation of the 
remarkable meteor seen on the afternoon of the Ist June. 
The CHatrMan exhibited a set of eye-pieces, hedge by 
Hilger, of London, for the large equatorial at the Sydney 
Observatory, ranging from 150 to 1,200 diameters, the lenses 
being composed of quartz. 36 also exhibited a micrometer for 
the large “gi go by the same maker. 
as exhibited, tha i invention of Mr. Barraclough, for 
roducing a viartitly uniform motion in the revolving barr 
chronogra aph. The governing power was oot gt by two pendu- 
lums swinging at right angles to each other. 
5 JULY, 1878. 
This meeting lapsed in consequence of the absence from town 
of several of the members. 
2 AUGUST, 1878. 
Mr. H. C. Russet, B.A., &c., in the Chair. 
A discussion took place in reference to the clock exhibited at 
the last meeting Mr. Russell stated that he had succeeded in 
ang! hein the attachment to the pendulums. The clock 
from Mr. Neisson urging the establishment of a dlonograglio 
rs Ay in tei He also read a paper on observatories in the 
The A test read a paper on “ The Comparison to Sirius.” 
6 SEPTEMBER, 1878. 
Mr. H. C. Russet, B.A., &c., in the Chair. 
The CHAIRMAN introduced to the notice of the members a new 
form of triangular micrometer, which he recommended as pos- 
uced into the diap 
of the eye-piece, the oe of the triangle being equal to its height. 
Mr. G. D. Hirst exhibited some crayon drawings of Jupiter 
made during the saber opposition ; he read some notes on the 
most remarkable features presented by the planet at the present 
Mr. W. J. MacDowyett and the Cxamwaw exhibited some meY 
' forms of microphones and apparatus. 
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