97 
tongue-shaped depression towards the south mentioned by 
Dr. Klein was also seen, and the two minute craters to the 
south-west laid down in his sketch were very conspicuous. 
At 6h. 45m. the blackness of the new crater had already 
November 3rd, at 5h. 15m. The new crater still appeared 
as a dark spot, though not nearly so dark as on the previous 
evening. 
November 4th. The new crater appeared as an irregular 
ill-defined spot, slightly brighter than the surrounding 
district. 
December 4th, at 8h. Klein’s crater presented the same 
appearance as on November 4th. 
December 5th, at 14h. 15m. I noted down “Klein’s new 
crater is now a moderately bright spot.” 
Owing to illness I was unable to observe the moon again 
near its first quarter till February 28th, 1879, when at 9h- 
30m. the new crater was again seen as a very dark though 
not absolutely black spot; but at llh. 30m. it had become 
decidedly less dark. A line drawn from the middle of 
Triesnecker through the middle of Hyginus and carried 
about one-fourth of its length further will fall upon the new 
crater, the position of which is also well-marked by a line 
drawn from the small crater No. 3 in annexed sketch, 
become very much less than that of the shadow in Tries- 
necker. 
Triesnecker 
through No. 2, and continued as far again. 
