62 GEOGRAPHIC TABLES AND FORMULAS. [bull. 214 
Table 6. — Coordinates for projection of maps {scale -griuo) — 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. 
o / 
77 00 
to 
20 
30 
40 
50 
78 00 
10 
20 
30 
40 
50 
79 00 
10 
20 
30 
40 
50 
80 00 
Inches. 
69. 367 
Inches. 
1.301 
1.284 
1.268 
1. 252 
1.235 
1.219 
1.202 
1.186 
1.169 
1.153 
1.136 
1.120 
1.104 
1.087 
1.070 
1.054 
1.037 
1.021 
1.004 
Inches. 
2.602 
2.569 
2.536 
2. 503 
2.470 
2.438 
2. 405 
2. 372 
2. 339 
2.306 
2.273 
2. 240 
2. 207 
2. 174 
2. Ill 
2.108 
2.075 
2. 042 
2. 009 
Inches. 
3.903 
3.854 
3.804 
3. 755 
3. 706 
3.656 
3. 607 
3.558 
3.508 
3. r>'.> 
3.410 
3.360 
3.311 
3.26] 
3. 211 
3.162 
3.112 
3.062 
3.013 
/// ches. 
5.204 
5. 138 
5. 072 
5. 006 
4.941 
4.875 
4.810 
1.711 
4.678 
4. 612 
L546 
4.480 
1. 11 1 
1.348 
4.282 
4.216 
1.150 
4.083 
4. 017 
Inches. 
6.505 
6. 423 
6.341 
6.258 
6.176 
6.094 
C». 012 
5. 930 
5.847 
5. 765 
5. 683 
5. 600 
5. 518 
5. 435 
5. 352 
5.270 
5. 187 
5. 104 
5. 022 
Inches. 
7.805 
7.707 
7.609 
7.510 
7.411 
7.313 
7. 214 
7. 115 
7.016 
6. 918 
6.819 
6.720 
6. 621 
6.522 
6.422 
6.323 
6. 224 
6.125 
6. 026 
Longi- 
tude 
inter- 
val. 
77° 
78° 
11. 562 
23. 124 
34. 686 
46. 248 
57.810 
69. 373 
5 
10 
15 
20 
25 
30 
Indus. 
0.001 
.004 
.008 
.015 
.023 
.033 
Inches. 
0.001 
.003 
.008 
.014 
.021 
.031 
11.563 
23. 126 
34. 689 
46. 252 
57. 814 
69. 377 
79° 
80° 
11. 564 
23. 127 
34. 691 
46. 255 
57. 818 
69. 382 
5 
10 
15 
20 
25 
30 
0.001 
.003 
.007 
.013 
.020 
.028 
0.001 
.003 
.006 
.011 
.018 
.026 
