ADDITIONAL ERRATA AND CORRECTIONS TO BE MADE IN THE PRECEDING PAPER. 
Page 332, lines 9, 10, and 11 from top, and fifth column from the left, erase the inverted commas placed under 
the time 11h, 00m., a.m., as the times of the observations immediately following were not the same. 
in table third, insert the initials J. D. G. in the right hand column, as observer. 
‘333, in tables 1, 2, and 3, insert the initials J. D. G., in the right hand column, as observer, 
s “The date, (February 12th,) stands printed in its proper place. ‘Therefore erase the remark in the 
preceding “ errata” which refers to this date. , 
** 339, thirteenth line from top, in column 5th, for 6h. 30m., p.m., read 6h. 30m., A.M. 
“342, The time of observation, 3/., p.m., should have been placed opposite the middle of the space between 
the fourth and fifth lines from the top, so as to indicate that as the middle time of observation on 
Needle No. 1. 
«Jn tables two and three, insert the initials J. D. G. in the right hand column, as observer. 
«348, fourteenth line from top, insert 92°; and nineteenth line from top, insert 97°, for the attached ther- 
mometer in the ninth column from the left. 
« 351, third line from top, for 70° 10’.73 read 71° 10'.73. 
‘ 375, third line from top, omit the comma before the words * by Gambey, of Paris.” 
378, fifth line from bottom, for 75° and 225°, read 75° and 255°, in the third column from the left. 
