13 
Ins triment 
mx ± 
«y i 
mx 2 
my. 2 
Serial No. 
78355 
1, 8 il 
2,0|i 
2,7(1 
2,9(1 
78354 
2,7n 
1,8(1 
2,0(1 
1. 7(1 
78353 
2,5(1 
2,0(1 
3,0(1 
2, 3(1 
78352 
2,3m- 
1,4(i 
2,0(i 
2,5(1 
7 8351 
2,4(1 
1,6(1 
1,7(1 
1,7(1 
78350 
1.0(i 
2,3(1 
1,0(1 
2,2(i 
78349 
2 , 1(1 
1, 9(1 
1.9(1 
2,0(i 
78348 
2,0|i 
1,6(1 
1. 8(1 
2,2(i 
78347 
2,4(1 
1.9(1 
1,7(1 
1.6(1 
78346 
2,8(1 
2,2(1 
2,3(1 
1, 8(1 
78345 
1, 4(1 
2,1(1 
2, 3(i 
1,9(1 
78344 
1,5(1 
1,4(1 
2.3(1 
2,5(1 
78343 
2,3(1 
1, 5(1 
3. 1(1 
1,5(1 
78342 
1,9(1 
2,0(i 
2,7(1 
2,9(1 
78341 
2 , 1(1 
2,0(i 
2.7(1 
1.6(1 
78340 
1,7(1 
1. 9(i 
3. 0(i 
2.2(1 
78339 
2, 5(1 
1, 9(i 
1. 7(i 
1. 5(1 
.e first two 
columns are 
listed the 
Root Mean 
Squa: 
the first co-ordinatometer; in the other two columns the Root Mean Square 
Errors of the second co-ordinatometer. 
We must note that the civilian type and the military type are 
completely comparable, as far as these values are concerned. 
In fact the différencies between these two types are relative to 
particulars not concerning either the accuracy or the stability.