GEOGRAPHIC TABLES AND FORMULAS. 
Table 9. — Coordinates for 2)rojection of maps {scale 
\ — Continued. 
Latitude 
Abscissas of developed parallel. 
Ordinates of devel- 
oped parallel. 
Longitude interval. 
of 
parallel. 
Longi- 
5' 
7i' 
10' 
15' 
tude 
interval. 
Inch. 
o / 
Inches. 
Inches. 
Inches. 
Inches. 
, 
38 00 
6.404 
9.605 
12. 808 
19.211 
5 
.003 
05 
.396 
.594 
.792 
.189 
7i 
.007 
07i 
.393 
.589 
.786 
.178 
10 
.012 
10 
.389 
.584 
.778 
.168 
15 
.026 
15 
.382 
.573 
.764 
.146 
20 
6.375 
9.562 
12. 750 
19.124 
Latitude 
interval. 
Meridi- 
onal dis- 
tance. 
1- 
.371 
.367 
.556 
.551 
.742 
.734 
.112 
.102 
, 
Inches. 
1.619 
30 
.360 
.540 
.720 
.080 
1 
2 
3.237 
35 
6. 353 
9.529 
12. 706 
19. 058 
3 
t 
6 
7 
4.856 
6.475 
8.093 
9.712 
11.331 
37i 
.349 
.523 
.698 
.047 
40 
.346 
.518 
.692 
.037 
45 
.338 
.507 
.676 
.014 
8 
12. 949 
50 
6.331 
9.496 
12. 662 
18. 992 
9 
10 
14. 567 
16.186 
m 
55 
.327 
.324 
.491 
.485 
.654 
.648 
.982 
.791 
60 
.316 
.474 
.631 
.948 
Longi- 
tude 
Inch. 
39 00 
6.316 
9.474 
12. 632 
18. 948 
interval. 
05 
.309 
.463 
.617 
.926 
' 
on 
.305 
.457 
.609 
.914 
5 
.003 
10 
.301 
.451 
.602 
.903 
7i 
.007 
15 
.294 
.440 
.587 
.881 
10 
.012 
20 
6.286 
9. 429 
12.572 
18.858 
15 
.026 
Latitude 
interval. 
Meridi- 
22i 
.282 
.423 
.565 
.847 
onal dis- 
25 
.279 
.418 
.557 
.836 
tance. 
30 
.271 
.406 
.542 
.813 
' 
Inches. 
35 
6.264 
9.395 
12. 527 
18. 791 
1 
2 
3 
4 
5 
1.619 
3. 237 
4.856 
6.475 
8.094 
m 
.260 
.389 
.520 
.780 
40 
.256 
.384 
. 512 
.768 
45 
.249 
.373 
.497 
.746 
6 
9.712 
50 
6.241 
9. 361 
12. 482 
18. 723 
7 
8 
9 
10 
11.331 
12. 950 
14. 569 
16. 188 
52i 
.237 
.35« 
.475 
.712 
55 
.234 
.350 
.467 
.701 
60 
.226 
.339 
.452 
.678 
Longi- 
40 00 
6.226 
9.339 
12. 452 
18. 678 
tude 
Inch. 
05 
on 
.219 
.328 
.322 
.438 
.429 
.656 
.644 
interval. 
.215 
10 
.211 
.316 
.422 
.633 
' 
15 
.203 
.305 
.406 
.609 
5 
7i 
10 
.003 
.007 
.012 
20 
22 i 
6.196 
.192 
9. 293 
.288 
12.392 
.384 
18. 587 
.376 
15 
.026 
Meridi- 
onal dis- 
tance. 
25 
.188 
.282 
.376 
.564 
Latitude 
30 
35 
.180 
6.173 
.270 
9. 259 
.361 
12. 346 
.540 
18.518 
interval. 
1 
2 
3 
4 
Inches. 
1. 619 
3. 238 
4.857 
6 476 
37i 
.169 
.253 
.338 
.506 
40 
.165 
.247 
.330 
.495 
45 
.157 
. 23C) 
.315 
.472 
5 
8. 095 
6 
9.714 
50 
6. 150 
9. 224 
12. 300 
18.449 
7 
11.333 
52i 
.146 
.219 
.292 
.438 
8 
12. 952 
55 
.142 
.213 
.285 
.427 
9 
14.571 
60 
.134 
.201 
.269 
.403 
10 
16. 190 
Bull. 234—04- 
