REPORTS FROM THE SECTIONS. 259 
entered minutely into the difficulties to be contended with in the 
form of reflector would offer least difficulty in any ine 
dimension over those now in use. The meeting then eavitiiited. 
FRIDAY, 7 SEPTEMBER, 1877. 
Mr. H. C. Russet, F.R.A.S., &c., in the Chair. 
Both the Te and Mr. G. D. Hirst brought ri ones fine 
drawings of Mars. A comparison between these and the work 
hemigphere From a mean of Pocge a measures Mr. Russell 
ae chic bass psd ree different values to this ¢ 
pression, the pees not being distinguishable by the eye ‘like 
that of Jupite 
FRIDAY, 5 OCTOBER, 1877. 
Mr. H. C. Russext, F.R.A.S., &e., in the Chair. 
USSELL submitted a series of _ drawings of Mars made by 
Mr. 
Mr. R 
himself, Mr. MY Fairfax, and D. se These were 
arranged so as to form a panaceng series of views showing a 
questing a search for the new satellites. Mr. Russell said he had 
kept a careful watch args with 11$-inch refractor, but had not 
succeeded in seein. discussion took 
curious facts Bars. peo the thunderstorm of 23rd September, 
1877, and the meeting closed. 
FRIDAY, 2 NOVEMBER, 1877. 
This meeting seer owing to the absence of several of the 
members from to 
