GANNETT.] 
GEOGRAPHIC TABLES AND FORMULAS. 
77 
Table 9. — Coordinates for projection of maps {scale jzisis)' 
[Prepared by S. S. Gannett.] 
Latitude of 
Abscissas of developed parallel. 
Ordinates of devel- 
Longitude 
interval. 
oped parallel. 
parallel. 
Longi- 
5' 
7i' 
10' 
15' 
tude 
interval. 
Inch. 
o / 
Inches. 
Inches. 
Inches. 
Inches. 
5 
'71 
.002 
.005 
.009 
26 00 
7.300 
10. 949 
14. 599 
21.899 
05 
.294 
.941 
.589 
.883 
'5 
10 
1C 
07i 
.292 
.937 
.583 
.875 
10 
15 
.389 
.284 
.933 
.926 
.578 
.568 
.867 
.852 
10 . Ui-L 
Latitude 
interval. 
Meridi- 
onal dis- 
20 
22i 
7.279 
.276 
10. 918 
.914 
14. 557 
.552 
21.836 
.828 
tance. 
25 
.273 
.910 
.547 
.820 
Inches. 
30 
.268 
.902 
.537 
.805 
1 
1 
1. 615 
3.231 
4.846 
35 
7.263 
10.894 
14. 526 
21. 789 
4 
6.461 
37i 
.260 
.890 
.521 
.781 
5 
8.077 
40 
.258 
.886 
.515 
.773 
6 
9.692 
45 
.252 
.878 
. 505 
.757 
8 
9 
11.308 
12. 924 
14. 539 
50 
7.247 
10.871 
14. 495 
21.742 
10 
16. 154 
52 i 
.245 
.242 
.867 
.489 
734 
1 
0^2 
55 
!863 
!484 
.7'2& 
Longi- 
60 
.2.37 
.855 
.473 
.710 
hide in- 
Inch. 
27 CO 
7.237 
10. 855 
14.473 
21. 710 
terval. 
, 
05 
.231 
.847 
.463 
.694 
, 
.003 
.005 
.010 
.022 
07i 
.229 
.843 
.457 
.686 

71 
10 
.226 
.839 
.452 
.678 
10 
15 
15 
20 
.221 
7.215 
.831 
10. 822 
.442 
14. 430 
. 662 
21.645 
Latitude 
Meridi- 
onal dis- 
22i 
.212 
.818 
.425 
.637 
interval. 
25 
30 
.209 
.204 
.814 
.806 
.419 
.408 
. 628 
.612 
tance. 
' 
Inches. 
1 
1.616 
35 
7.199 
10.798 
14. 397 
21.596 
2 
3.232 
37i 
.196 
.793 
.392 
.587 
3 
4.847 
40 
.193 
.789 
.386 
.579 
4 
6.463 
45 
.188 
.781 
.375 
.563 
5 
6 
8.078 
9.694 
11.310 
50 
7.182 
10. 774 
14.365 
21.547 
8 
12. 925 
52i 
.180 
. .769 
.359 
.539 
9 
14. 541 
55 
.177 
.765 
.354 
.531 
10 
16.157 
60 
.171 
.757 
.343 
.514 
Longi- 
tude in- 
Inch. 
28 00 
7.171 
10. 757 
14. 343 
21. 514 
terval. 
05 
07i 
.166 
.163 
.749 
.744 
.332 
.326 
.498 
.489 
, 
10 
.160 
.740 
.321 
.481 
5 
7h 
.003 
.005 
15 
.155 
.732 
.309 
.464 
10 
.010 
20 
22i 
7.149 
.147 
10.724 
. 720 
14. 299 
.293 
21. 448 
.440 
15 
.022 
-....•,! TVferidi- 
25 
.144 
.715 
.287 
.431 
Latitude 
interval. 
onal dis- 
30 
.138 
.707 
.276 
.414 
tance. 
/ 
Inchon. 
35 
7.132 
10.698 
14. 265 
21. 397 
1 
1.616 
37i 
.129 
.694 
.259 
.388 
2 
3. 232 
40 
.127 
.690 
.253 
.380 
3 
4.848 
45 
.121 
.681 
.242 
.363 
4 
5 
6 
6. 464 
8.079 
9.695 
50 
7. 116 
10.673 
14.231 
21.347 
7 
11.311 
52i 
.113 
. 669 
. 225 
.338 
8 
12. 927 
55 
.110 
.665 
.220 
.330 
9 
14.543 
60 
.104 
.656 
.209 
.213 
10 
16. 159 
