There are under the control of the Lighthouse Establishment, Oct. 15, 1903, the following named aids to navigation:

Light-houses and beacon lights.........

1,425

Light-vessels in position..............

45

Light-vessels for relief................

8

Gas-lighted buoys in position..........

119

Fog-signals operated by steam, caloric, or oil engines, about................

200

Fog-signals operated by machinery,about

250

Post lights, about....................

1,875

Day or unlighted beacons, about.......

550

Whistling buoys in position, about.....

90

Bell buoys in position, about........

Other buoys in position, including pile buoys and stakes in Fifth district and

130 5,500

In the construction, care and maintenance of these aids to navigation there are employed:

Steam tenders...........

39

Steam launches..............

7

Sailing tenders............

2

Light-keepers, about................

1,550

Officers and crews of light-vessels and tenders, about..........................

1,225

Laborers in charge of post lights, about.

1,600

* Including the river station at Louisville, Kentucky.

+ These figures include persons to whom succor was given who were not on board vessels embraced in table of casualties.

++ It should be observed that the operations of the Service during this period have been limited as follows: Season of 1871-72, to the coasts of Long Island and New Jersey; seasons of 1872-74 to the coasts of Cape Cod, Long Island, and New Jersey; season of 1874-75, to the coasts of New England, Long Island, New Jersey, and the coast from Cape Henry to Cape Hatteras; season of 1875-76, to the coasts of New England, Long Island, New Jersey, the coast from Cape Hen-lopen to Cape Charles, and the coast from Cape Henry to Cape Hatteras; season of 1875-77 and since, all the foregoing with the addition of the eastern coast of Florida and portions of the lake coasts. In 1877-78 the Pacific coast was added, and in 1880 the coast of Texas.

§ Including persons rescued not on board vessels.

|| Eighty-five of these were lost at the disaster to the steamer Metropolis in 1877-78, when service was impeded by distance, and 14 others in the same year owing to similar causes.

¶ Including castaways not on board vessels embraced in Tables of Casualties.