GANNETT.] 
GEOGRAPHIC TABLES AND FORMULAS. 
57 
Table 6. — Coordinates for projection of maps {scale jaTcroo) — Continued. 
[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. 
64 00 
10 
20 
30 
40 
50 
65 00 
10 
20 
30 
40 
50 
66 00 
10 
20 
30 
40 
50 
67 00 
10 
20 
30 
40 
50 
68 00 
10 
20 
30 
40 
50 
69 00 
10 
20 
30 
40 
50 
70 00 
10 
20 
30 
40 
50 
71 00 
10 
20 
30 
40 
50 
72 00 
Inches. 
Inches. 
1.284 
1.277 
1.269 
1.261 
1.254 
1.246 
1.238 
1.231 
1.223 
1.215 
1.207 
1.200 
1.192 
1.184 
1.176 
1.168 
1. 161 
1.153 
1.145 
1.137 
1.129 
1.121 
1.113 
1.106 
1.098 
1.090 
1.082 
1.074 
1.066 
1.058 
1.050 
1.042 
1.034 
1.026 
1.018 
1.010 
1.002 
.994 
.986 
.978 
.970 
.962 
.954 
.946 
.938 
.930 
.922 
.914 
.906 
Inches. 
2.569 
2.553 
2. 538 
2.523 
2.507 
2.492 
2.477 
2. 461 
2.446 
2.430 
2.415 
2. 399 
2.384 
2.368 
2. 352 
2.337 
2.321 
2.305 
2.290 
2.274 
2.258 
2.243 
2. 227 
2.211 
2.195 
2.180 
• 2. 164 
2. 148 
2.132 
2.116 
2.100 
2.084 
2. 068 
2.052 
2.037 
2.021 
2.005 
1.989 
1.972 
1.956 
1.940 
1.924 
1.908 
1.892 
1.876 
1.860 
1.844 
1.828 
1.811 
Inches. 
^.853 
3.830 
3.807 
3.784 
3.761 
3.738 
3.715 
3. 692 
3.668 
3. 645 
3.622 
3.599 
3.575 
3.552 
3.529 
3.505 
3.482 
3.458 
3.435 
3.411 
3.388 
3.364 
3.340 
3.317 
3.293 
3.269 
3.246 
3.222 
3.198 
3.174 
3. 151 
3.127 
3.103 
3.079 
3.055 
3.031 
3.007 
2.983 
2. 959 
2.935 
2.911 
2.886 
2.862 
2.838 
2.814 
2.790 
2.765 
2.741 
2.717 
Inches. 
5.137 
5.106 
5.076 
5. 045 
5.014 
4.984 
4.953 
4. 922 
4.891 
4.860 
4.829 
4.798 
4.767 
4.736 
4.705 
4.673 
4.642 
4.611 
4.580 
4.548 
4.517 
4.485 
4.454 
4.422 
4.391 
4.359 
4.328 
4.296 
4.264 
4.232 
4.201 
4.169 
4.137 
4.105 
4.073 
4.041 
4.009 
3.977 
3.945 
3.913 
3.881 
3.848 
3.816 
3.784 
3.752 
3.720 
3.687 
3.655 
3.623 
Inches. 
6.422 
6.383 
6.345 
6.307 
6.268 
6.230 
6. 192 
6.153 
6.114 
6.075 
6.037 
5.998 
5.959 
5. 920 
5.881 
5.842 
5.803 
5.764 
5.725 
5.685 
5.646 
5.607 
5.567 
5.528 
5.489 
6.449 
5.410 
5.370 
5.330 
5.291 
5. 251 
5.211 
5.171 
5. 131 
5. 092 
5.052 
5.012 
4. 972 
4.931 
4.891 
4.851 
4.811 
4.771 
4.730 
4.690 
4.650 
4.609 
4.569 
4.529 
Inches. 
7.706 
7.660 
7.614 
7.568 
7.522 
7.476 
7.430 
7.384 
7.337 
7.290 
7.244 
7.198 
7.151 
7.104 
7. 057 
7.010 
6.963 
6.916 
6.869 
6.822 
6.775 
6.728 
6.680 
6.634 
6.586 
6.539 
6.491 
6.443 
6.396 
6.349 
6.301 
6.253 
6.205 
6.157 
6.110 
6.062 
6.014 
5. 966 
5. 917 
5.869 
5.821 
5.773 
5.725 
5.676 
5.628 
5.579 
5.531 
5.483 
5.434 
Longi- 
tude 
inter- 
val. 
64° 
65° 
5.852 
11. 704 
17. 556 
23. 408 
29.260 
5 
10 
15 
20 
25 
30 
Inches. 
0.001 
.003 
.008 
.013 
.021 
.030 
Inches. 
0.001 
.003 
.007 
.013 
.020 
.029 
5.853 
11.706 
17.558 
23. 411 
29.264 
660 
67° 
5.854 
11.707 
17. 561 
23.414 
29. 268 
5 
10 
15 
20 
25 
30 
0.001 
.003 
.007 
.013 
.020 
.029 
0.001 
.003 
.007 
.012 
.019 
.028 
5.854 
11. 709 
17.563 
23. 418 
29.272 
68° 
69° 
5 
10 
15 
20 
25 
30 
0.001 
.003 
.007 
.012 
.019 
.027 
0.001 
.003 
.006 
.011 
.018 
.026 
5.855 
11.710 
17. 565 
23. 420 
29.276 
5.856 
11.712 
17.567 
23.423 
29.279 
70° 
71° 
5 
10 
15 
20 
25 
30 
0.001 
.003 
.006 
.011 
.017 
.024 
0.001 
.003 
.006 
.010 
.016 
.024 
5.856 
11.713 
17. 570 
23.426 
29.282 
72° 
5.857 
11.714 
17. 572 
23. 429 
29. 286 
5 
10 
15 
20 
25 
30 
0.001 
.003 
.006 
.010 
.016 
.023 
