Aqueduct Bridge, Georgetown

Ancient aqueduct near Hiram's Reservoir, Tyre, Palestine

Jackstown Aqueduct.

Old Aqueduct, Lockport.

Canal aqueduct near Lewistown.

Aqueduct.

Ice Chamber, through window, Portage Aqueduct.

Canal Aqueduct, Portage, N.Y. (winter.)

Canalduct near Portage, Genesee Valley, N.Y.

Aqueduct Arch over Sing Sing Kill. This Arch is built of granite, and has a span of 88 feet.

Aqueduct of the Delaware and Hudson Canal, over Rondout Creek.

Aqueduct Bridge and the surrounding scenery near Little Falls.

Water works, Newton, Mass.

Water works, Newton, Mass.

Water works, Newton, Mass.

Sudbury River Conduit, B.W.W., div. 4, sec. 15, Nov. 13, 1876. View taken below bridge from Newton side, showing the six completed arches.

Sudbury River Conduit, B.W.W., div. 4, sec. 15, Nov. 13, 1876. South side of bridge from Newton side (centerings of arches "F" and "G" removed).

View of a completed arch.

View of two people standing under completed arch.