CX1V 



COMPARISON-STARS. 

 Comparison- Stars from Lalande Continued. 



ForN' 11946 the a is assumed to be 1m. less than recorded. This error was transferred to the Nautical Almanac, and to both scries of the Cape 

 Observations . 



For N*- 18132 the a is assumed to be 10s. greater than recorded. 

 For N- 17013 an error of 15" in is assumed. 

 For N' 17937 an error of 15" in S is assumed. 



Other observations still may be found in the catalogues of Kiimker, Piazzi and Taylor, the 

 zones of Lamont and the observations of Mr. Maclear at the Cape of Good Hope. These are 

 appended, as well as the manuscript observations of Professor Brimnow at Ann Arbor, already 

 mentioned, and a small table containing such other observations as have been found of the 

 comparison-stars which are identified .and employed in these computations. 



