Page 94] TABLE 8. 
Difference of Latitude and Departure for 39° (141°, 219°, 321°). 
OCULOT OUST OUOV OT OT OT OT HE He HB 
PNIAAA POONA SSSON 
a 
DON PTORPWODWDONKRINOHWIWDONR AN 
8 
6 
3 
bal 
9 
ad 
4 
2 
.0 
8 
5 
3 
hal 
9 
otf 
74 
2 
0 
8 
5 
3 
elt 
9 
bis 
4 
2 
.0 
8 
25 
3 
1 
9 
6 
4 
.2 
0 
8 
DOH WAIONW PE AOHWAION HAO! 
In Plane Sailing. 
For converting Dep. into Diff. Long. and Diff. Long. into Dep. 
In Middle Latitude Sailing. @: f- Z a 
For converting RENO if. Long. and Diff. Long. into Dep. 
In Mercator Sailing. | 
For multiplication of numbers by sines and by cosines, or N. NXCos. 
solution of plane right-angled triangles. ey Doves ren 
