GANNETT.] 
GEOGRAPHIC TABLES AND FORMULAS. 
31 
Table 4. — For projection of maps of large areas — Continued. 
[Extracted from Appendix No. 6, 0". S. Coast and Geodetic Survey Report for 1884.] 
ARCS OF THE PARALLEL IN METERS. 
Latitude. 
Value of 1'. 
Latitude. 
Value of 1'. 
Latitude. 
Value of 1'. 
o / 
24 00 
1695.9 
o / 
33 00 
1557.6 
o / 
42 00 
1380. 9 
10 
1693. 7 
10 
1554. 7 
10 
1377. 3 
20 
1691.5 
20 
1551.7 
"20 
1373. 7 
30 
L689.3 
30 
1548. 7 
30 
1370. 
40 
1687. 
40 
1545. 8 
40 
1366. 4 
50 
1684. S 
50 
1542. 8 
50 
1362. 7 
25 00 
16S2.5 
34 00 
1539. 8 
43 00 
1359. 1 
10 
1680. 3 
10 
1536. 8 
10 
1355.4 
20 
1678.0 
20 
1533. 7 
20 
1351. 7 
30 
1675.7 
30 
1530. 7 
30 
1348. 
40 
1673.3 
40 
1527. 6 
40 
1344. 3 
50 
1671.0 
50 
1524.6 
50 
1340. 5 
26 00 
L668.7 
35 00 
1521.5 
44 00 
1336. 8 
10 
1(566.3 
10 
1518.4 
10 
1333. 1 
20 
1663. 9 
20 
1515. 3 
20 
1329. 3 
30 
1661.5 
30 
1512. 2 
30 
1325. 5 
40 
1659. 1 
40 
1509. 1 
40 
1321.7 
50 
1656. 7 
50 
1505. 9 
50 
1318. 
27 00 
1654. 3 
36 00 
1502. 8 
45 00 
1314.2 
10 
1651.8 
10 
1499. 6 
10 
1310.3 
20 
1649. 4 
20 
1496.4 
20 
1306. 5 
30 
1646. 9 
30 
1493. 2 
30 
1302. 7 
40 
1644. 4 
40 
1490. 
40 
1298. 8 
50 
1641.9 
50 
1486. 8 
50 
1295. 
28 00 
1639. 4 
37 00 
1483. 6 
46 00 
1291. 
10 
1636. 9 
10 
1480. 3 
10 
1287.2 
20 
1634. 3 
20 
1477. 1 
20 
1283. 3 
30 
1631.8 
30 
1473. 8 
30 
1279. 4 
40 
1629. 2 
40 
1470. 5 
40 
1275. 5 
50 
1626. 6 
50 
1467. 2 
50 
1271.6 
29 00 
1624. 
38 00 
1463. 9 
47 00 
1267.6 
10 
1621. 4 
10 
1460. 6 
10 
1263. 7 
20 
1618.8 
20 
1457. 3 
20 
1259. 7 
30 
1616. 1 
30 
1453. 9 
30 
1255. 8 
40 
1613. 5 
40 
1450. 6 
40 
1251. 8 
50 
1.610.8 
50 
1447. 2 
50 
1247. 8 
30 00 
1608. 1 
39 00 
1443. 8 
48 00 
1243. 8 
10 
1605. 4 
10 
1440. 4 
10 
1239. 8 
20 
1602. 7 
20 
1437. 
20 
1235. 8 
30 
1600. 
30 
1433. 6 
30 
1231. 7 
40 
1597. 3 
40 
1430. 2 
40 
1227. 7 
50 
1594. 5 
50 
1426. 7 
50 
1223. 6 
31 00 
1591. 8 
40 00 
1423. 3 
49 00 
1219.6 
10 
1589. 
10 
1419.8 
10 
1215. 5 
20 
1586. 2 
20 
1416. 3 
20 
1211.4 
30 
1583. 4 
30 
1412. 8 
30 
1207. 3 
40 
1580. 6 
40 
1409. 3 
40 
1203. 2 
50 
1577. 8 
50 
1405. 8 
50 
1199. 1 
32 00 
1574. 9 
41 00 
1402. 3 
50 00 
1195. 
10 
1572. 1 
10 
1398. 8 
10 
1190. 8 
20 
1569. 2 
20 
1395. 2 
20 
1186. 7 
30 
1566. 3 
30 
1391. 6 
30 
1182. 5 
40 
1563. 4 
40 
1388. 1 
40 
1178. 4 
50 
1560. 5 
50 
1384. 5 
50 
1174. 2 
