46 
GEOGRAPHIC TABLES AND FORMULAS. 
[BULL. 234, 
Table 5. — For 'projections of maps of large areas — Continued. 
COORDINATES OF CURVATURE. 
Natural scale.- 
-Values of X and Y in meters. 
Latitude 42°. 
Latitude 43°. 
Latitude 44°. 
Longi- 
tude. 
X 
Y 
Longi- 
tude. 
X 
Y 
Longi- 
tude. 
X 
Y 
o / 
o / 
o / 
1 00 
2 00 
3 00 
4 00 
82,851 
165, 691 
248, 508 
331,292 
484 
1, 935 
4,354 
7,739 
1 00 
2 00 
3 00 
4 00 
81,541 
163,071 
244,578 
326,050 
485 
1,941 
4,367 
7,763 
1 00 
2 00 
3 00 
4 00 
80,206 
160,401 
240, 572 
320, 708 
486 
1,945 
4,375 
7,778 
5 00 
6 00 
7 00 
8 00 
9 00 
414,030 
496, 712 
579, 325 
661,861 
744, 305 
12,092 
17, 410 
23, 693 
30, 941 
39, 152 
5 00 
6 00 
7 00 
8 00 
9 00 
407, 476 
488, 844 
570, 143 
651,361 
732, 486 
12, 129 
17,464 
23, 766 
31,036 
39, 272 
5 00 
6 00 
7 00 
8 00 
9 00 
400, 797 
480, 827 
560, 786 
640, 662 
720,445 
12, 152 
17, 496 
23,811 
31,094 
39,345 
10 00 
11 00 
12 00 
13 00 
14 00 
826,648 
908,879 
990,985 
1, 072, 956 
1,154,781 
48,325 
58,459 
69,553 
81, 605 
94,614 
10 00 
11 00 
12 00 
13 00 
14 00 
813,508 
894,415 
975, 195 
1,055,837 
1, 136, 329 
48,474 
58, 639 
69, 766 
81,854 
94, 901 
10 00 
11 00 
12 00 
13 00 
14 00 
800, 122 
879, 681 
959, 110 
1,038,399 
1,117,535 
48, 563 
58,746 
69,893 
82, 002 
95, 072 
15 00 
16 00 
17 00 
18 00 
19 00 
1,236,449 
1,317,948 
1, 399, 267 
1, 480, 395 
1,561,321 
108,577 
123, 493 
139, 360 
156, 175 
173, 937 
15 00 
16 00 
17 00 
18 00 
19 00 
1,216,661 
1,296,820 
1,376,795 
1,456,575 
1,536,148 
108, 905 
123,864 
139, 777 
156, 640 
174,451 
15 00 
16 00 
17 00 
18 00 
19 00 
1,196,507 
1,275,303 
1,353,911 
1,432,320 
1, 510, 519 
109, 100 
124,084 
140,023 
156, 913 
174,753 
20 00 
21 00 
22 00 
23 00 
24 00 
1,642,035 
1,722,524 
1, 802, 779 
1,882,788 
1,962,540 
192, 642 
212,289 
232, 874 
254,396 
276, 850 
20 00 
21 00 
22 00 
23 00 
24 00 
1,615,505 
1,694,632 
1,773,519 
1, 852, 155 
1,930,528 
193,209 
212,909 
233,551 
255, 129 
277, 642 
20 00 
21 00 
22 00 
23 00 
24 00 
1, 588, 496 
1, 666, 240 
1,743,738 
1,820,980 
1, 897, 955 
193, 540 
213,270 
233, 942 
255,552 
278,096 
25 00 
26 00 
27 00 
28 00 
29 00 
30 00 
2,042,024 
2,121,230 
2,200,146 
2,278,762 
2,357,067 
2,435,052 
300,234 
324,544 
349, 778 
375, 932 
403, 002 
430, 985 
25 00 
26 00 
27 00 
28 00 
29 00 
30 00 
2,008,628 
2,086,443 
2, 163, 963 
2,241,176 
2,318,071 
2,394,639 
301,087 
325, 459 
350, 750 
376, 974 
404, 109 
432, 157 
25 00 
26 00 
27 00 
28 00 
29 00 
30 00 
1,974,650 
2,051,055 
2, 127, 159 
2,202,950 
2,278,417 
2, 353, 550 
301,572 
325,977 
351, 306 
377,555 
404,.722 
432,801 
