34 
GEOGRAPHIC TABLES AND FORMULAS. 
[BULL. 214. 
Table 4. — For projections of maps of large areas — Continued. 
COORDINATES OF CURVATURE. 
Natural scale.— 
Values of X and Y in meters. 
Latitude 30°. 
Latitude 31°. 
Latitude 32°. 
Longi- 
tude. 
X 
Y 
Longi- 
tude. 
X 
Y 
Longi- 
tude. 
X 
Y 
O / 
o / 
o / 
1 00 
2 00 
3 00 
4 00 
96,487 
192, 967 
289, 432 
385,875 
421 
1,684 
3,789 
6,735 
1 00 
2 00 
3 00 
4 00 
95, 505 
191,002 
286,484 
381,943 
429 
1,717 
3,863 
6,867 
1 00 
2 00 
3 00 
4 00 
94,494 
188,980 
283, 449 
377, 894 
437 
1,748 
3,933 
6,991 
5 00 
6 00 
7 00 
8 00 
9 00 
482, 288 
578, 665 
674, 998 
771,279 
867, 502 
10,523 
15, 153 
20, 623 
26, 934 
34,084 
5 00 
6 00 
7 00 
8 00 
9 00 
177,371 
572, 760 
668,103 
763, 392 
858, 619 
10, 729 
15, 450 
21, 027 
27, 461 
34, 751 
5 00 
6 00 
7 00 
8 00 
9 00 
472, 307 
566, 680 
661,004 
755, 272 
849, 475 
10, 922 
15, 727 
21,404 
27, 954 
35, 375 
10 00 
11 00 
12 00 
13 00 
14 00 
963, 658 
1,059,741 
1,155,744 
1,251,658 
1, 347, 477 
42, 074 
50, 903 
60,570 
71, 074 
82,415 
10 00 
11 00 
12 00 
13 00 
14 00 
953, 777 
1,048,858 
1, 143, 854 
1,238,758 
1,333,561 
42, 897 
51,898 
61, 753 
72, 462 
84,024 
10 00 
11 00 
12 00 
13 00 
14 00 
943,605 
1, 037, 655 
1,131,616 
1,225,480 
1,319,239 
43, 667 
52, 829 
02, 861 
73, 761 
85, 529 
15 00 
16 00 
17 00 
18 00 
19 00 
1,443,193 
1, 538, 800 
1, 634, 290 
1, 729, 654 
1,824,887 
94.591 
107, 603 
121, 449 
136, 127 
151, 637 
15 00 
16 00 
17 00 
18 00 
19 00 
1,428,257 
1,522,837 
1,617,294 
1,711,621 
1,805,810 
96, 437 
109, 701 
123, 815 
138, 777 
154, 586 
15 00 
16 00 
17 00 
18 00 
19 00 
1,412,885 
1, 506, 411 
1, 599, 808 
1,693,067 
1,786,182 
98, 164 
111,664 
126, 029 
HI, 251 i 
157, 346 
20 00 
21 00 
22 00 
23 00 
24 00 
1,919,982 
2, 014, 930 
2, 109, 725 
2, 204, 359 
2, 298, 825 
167, 977 
185, 147 
203, 143 
221,966 
241,616 
20 00 
21 00 
22 00 
23 00 
24 00 
1, 899, 852 
1, 993, 740 
2,087,468 
2,181,027 
2,274, 111 
171,241 
INN, 711 
207, 085 
226, 270 
246, 295 
20 00 
21 00 
22 00 
23 00 
24 00 
1,879,144 
1,971,946 
2,064,579 
2, 157, 035 
2,249,305 
174,296 
192,105 
210,772 
230, 295 
250, 672 
25 00 
26 00 
27 00 
28 00 
29 00 
30 00 
2, 393, 116 
2, 487, 224 
2, 581, 144 
2,674,867 
2, 768, 385 
2,861,694 
262, 089 
->:;.:;s:; 
305, 498 
328, 432 
352, 183 
376, 749 
25 (Hi 
26 Oil 
27 00 
28 00 
29 00 
30 00 
2, 367, 610 
2, 460, 618 
2, 553, 427 
2, 646, 029 
2,738, lis 
2, 830, 585 
267, 159 
288, 860 
311,396 
334, 765 
358, 966 
383, 997 
25 00 
26 00 
27 00 
28 00 
29 00 
30 00 
2,341,385 
2, 433, 264 
2, 524, 935 
2, 616, 390 
2,707,621 
2,798,621 
271,901 
293, 981 
316, 910 
340, 686 
365, 307 
390, 770 
