TABLE E.
| Statement showing the Lengths of Lines, &c. | ||||
|---|---|---|---|---|
| Date. | Lengths of Lines. | Lengths of Wires. | Number of Stations. | Number of Instruments. |
| Miles. | Miles. | |||
| 1862 | 1,174 | 2,983 | 196 | 290 |
| 1863 | 1,644 | 3,875 | 252 | 365 |
| 1864 | 1,856 | 4,421 | 280 | 420 |
| 1865 | 2,000 | 5,400 | 307 | 460 |
| 1866 | 2,187 | 6,146 | 356 | 556 |
| 1867 | 2,232 | 7,161 | 374 | 574 |