[ 394 ] 
The inftruments made ufe of, in thefe obfervations, were, 
Two refle&ing telefcopes, each two feet focal length, and magnifying 120 times, 
made by Mr. Short. 
A quadrant of one foot radius, made by Mr. Bird, and the property of the Earl 
of Macclesfield. 
An aftronomical clock, made by Mr. Ellicott. 
APPENDIX. 
Eclipfes of Jupiter’s fatellites, obferved at the Royal Obfervatory 
at Greenwich, with a refledtor of two feet focus, magnifying 
95 times. 
1761. 
June 
* 3 - 
Apparent time. 
tt • n 
15 10 24 
Immerfion of the third fai 
July 
20. 
15 
54 28 
- of the fecond.. 
22. 
12 
35 29 
- of the firft. 
Aug. 
7 - 
10 
51 52 
- of the firft. 
Sept. 
8 . 
10 
28 5 
- of the fecond. 
10. 
1 1 
27 6 
of the third. 
I 5 - 
13 
6 36 
- of the fecond. 
24. 
8 
7 46 
Emerfion of the firft. 
Eclipfes of Jupiter’s fatellites, obferved at Mr. Short’s houfe in: 
Surry-ftreet in the Strand, London, by Dr. Bevis, with a re- 
flecting telefcope of four feet focal length, magnifying 140 times, 
and by Mr. Short, with a reflector of two feet focus, magni- 
fying 95 times. 
1761. 
Apparent time, 
h 1 • 11 
July 
22. 
J 2 35 13 
12 34 58 
Aug. 
7 - 
10 29 43 
10 29 31 
27. 
84116 
8 37 4 
Sept. 
30 - 
11 7 31 
8. 
10 29 3 
10 28 35 
Immerfion of the firft fatellite, by Dr. Bevis.- 
------ - by Mr. Short. 
- - - of the 2d fatellite, by Dr. Bevis. 
------ - by Mr. Short. 
of the 4th fatellite, by Dr. Bevis. 
---------by Mr. Short. 
of the firft fatellite, by Mr. Short. 
- - - of the 2d fatellite, by Dr. Bevis. 
--------by Mr. Short. 
N. B. Mr. Short’s houfe is 26" ■£ of time to the weft of the Royal Obfervatory. 
LXI. Laii - 
