146 ANNUAL REPORT SMITHSONIAN INSTITUTION, 1919. 
The measures, both ‘direct and reversed, were made by two meas- 
urers (Mr. Davidson and Mr. Furner),' and the means taken. 
There was ‘no sensible difference’ between the measurers, which is 
satisfactory, as it affords-evidence of the similarity “ the: images 
on the eclipse and comparison and scale plates. > 
‘The value of the micrometer screws Hae in n right ascension and 
declination) is 6.25’. i 
18. The results of the measures are as alld . 
