GANNETT.] 
GEOGRAPHIC TABLES AND FORMULAS. 
49 
Table 6. — Coordinates for projection of maps {scale i-rh-^)' 
[From Smithsonian Geographical Tables.] 
Lati- 
tude of 
parallel. 
Meridio- 
nal dis- 
tances 
from 
even 
degree 
parallels. 
Abscissas of developed parallel. 
Ordinates of developed 
parallel. 
5' longi- 
tude. 
10' longi- 
tude. 
15' longi- 
tude. 
20' longi- 
tude. 
25' longi- 
tude. 
30' longi- 
tude. 
o / 
00 
10 
20 
30 
40 
50 
1 00 
10 
20 
30 
40 
50 
2 00 
10 
20 
30 
40 
50 
3 00 
10 
20 
30 
40 
50 
4 00 
10- 
20 
30 
40 
.50 
5 00 
10 
20 
30 
40 
50 
6 00 
10 
20 
30 
40 
50 
7 00 
10 
20 
30 
40 
50 
8 00 
Inches. 
Inches. 
2.922 
2.922 
2.922 
2.922 
2.922 
2.921 
2.921 
2.921 
2.921 
2.921 
2. 920 
2. 920 
2. 920 
2.920 
2. 919 
2.919 
2. 918 
2.918 
2.918 
2.917 
2.917 
2.916 
2.916 
2. 915 
2.915 
2.914 
2.913 
2.913 
2.912 
2. 911 
2. 911 
2.910 
2. 909 
2. 908 
2. 908 
2. 907 
2.906 
2.905 
2.904 
2.903 
2.902 
2.901 
2.900 
2.899 
2.898 
2.897 
2.896 
2.895 
2.894 
Inches. 
5.844 
5.843 
5.843 
5.843 
5.843 
5.843 
5.843 
5.842 
5.842 
5.841 
6.841 
5. 840 
5.840 
5.839 
5.839 
.5.838 
5. 837 
5. 836 
5. 836 
5.835 
5.834 
5.832 
5.831 
5. 830 
5. 829 
5.828 
5.827 
5.825 
5.824 
5.823 
5.822 
5.820 
5.818 
5.817 
.5.815 
5.813 
■ 5.812 
5.810 
5.808 
5.806 
5.804 
5.802 
5.800 
5.798 
5.796 
5.794 
5.791 
5.789 
5.787 
Inches. 
8.765 
8.765 
8.765 
8.765 
8.764 
8.764 
8.764 
8.763 
8.763 
8.762 
8.761 
8.761 
8.760 
8.759 
8. 7.58 
■ 8.757 
8. 756 
8.755 
8.753 
8.752 
8.750 
8.749 
8.747 
8.746 
8.744 
8. 742 
8.740 
8.738 
8.736 
8.734 
8.732 
8.730 
8.727 
8.725 
8.722 
8.720 
8.718 
8.715 
8.712 
8.709 
8.706 
8.703 
8.701 
8.697 
8.6t»4 
8.6% 
8.687 
8.684 
8.680 
Indies. 
11. 687 
11.687 
11. 686 
11.686 
11. 686 
11. 686 
11. 685 
11. 684 
11. 684 
11.683 
11.682 
11. 681 
11. 680 
11.678 
11. 677 
11. 676 
11. 674 
11.673 
11.671 
11. 669 
11. 667 
11.665 
11.663 
11. 661 
11.659 
11. 656 
11.654 
11. 651 
11. 648 
11. 646 
11. 643 
11. 640 
11. 636 
11.633 
11. 630 
11. 627 
11. 624 
11. 620 
11. 616 
11.612 
11.608 
11.604 
11. 601 
11.596 
11. 592 
11.587 
11. 583 
11. 578 
11.574 
Inches. 
14. 609 
14. 608 
14. 608 
14. 608 
14. 608 
14. 607 
14. 606 
14.606 
14. 604 
14.604 
14. 602 
14. 601 
14. 600 
14.598 
14. 596 
14. 594 
14. 592 
14. 591 
14. .589 
14. 586 
14. 584 
14.581 
14.578 
14. 576 
14. 574 
14. 570 
14. 567 
14. 564 
14. 560 
14. 557 
14. 554 
14.550 
14. 546 
14. 542 
14. 538 
14.534 
14. 530 
14. 524 
14. 520 
14. 515 
14.510 
14. 506 
14. 501 
14. 496 
14. 490 
14. 484 
14.478 
14. 473 
14. 468 
Inches. 
17. 531 
17.530 
17. 530 
17. 530 
17. 529 
17.528 
17.528 
17. 627 
17. .525 
17.524 
17. 522 
17. 521 
17.520 
17.518 
17.616 
17. 513 
17.511 
17. .509 
17.507 
17. 504 
17. 501 
17. 497 
17. 494 
17. 491 
17. 488 
17. 484 
17. 480 
17. 476 
17. 473 
17. 468 
17. 465 
17. 459 
17.455 
17.450 
17.445 
17. 440 
17. 435 
17.429 
17. 424 
17.418 
17.413 
17. 407 
17.401 
17. 395 
17. 387 
17 381 
17.374 
17. 3b8 
17.361 
Longi- 
tude 
inter- 
val. 
0° 
1° 
5.804 
11.608 
17.412 
23.216 
29. 020 
5 
10 
15 
20 
25 
30 
Inches. 
0.000 
.000 
.000 
.000 
.000 
.000 
Inches. 
0.000 
.000 
.000 
.001 
.001 
.001 
5.840 
11. 608 
17.412 
23. 216 
29.020 
2° 
30 
5.804 
11.608 
17.412 
23. 216 
29.020 
5 
10 
15 
20 
25 
30 
0.000 
.000 
.001 
.001 
.002 
.003 
0.000 
.000 
.001 
.002 
.003 
.004 
5.804 
11. 608 
17.413 
23.217 
29. 021 
40 
5° 
5 
10 
25 
30 
0.000 
.001 
.001 
.002 
.004 
.005 
0.000 
.001 
.002 
.003 
.005 
.007 
5.804 
11. 609 
17.413 
23.217 
29. 022 
5.804 
11. 609 
17.414 
23. 218 
29.022 
6° 
70 
5 
10 
15 
20 
25 
30 
0.000 
.001 
.002 
.004 
.006 
.008 
0.000 
.001 
.002 
.004 
.006 
.009 
5.805 
11.609 
17.414 
23. 219 
29. 024 
5 
10 
15 
20 
25 
30 
8° 
5.805 
11.610 
17.415 
23.220 
29. 025 
0.000 
.001 
.003 
.005 
.007 
.010 
BuU. 234— 04- 
