The rapids of St. Anthony in 1869 before break in tunnel

The rapids of St. Anthony in 1869 before break in tunnel

The rapids of Saint Anthony Falls in 1869, as they appeared before the break in the tunnel.

John L. Merriam

John L. Merriam

John L. Merriam, c.1865, one of the primary people responsible for the tunnel project.

Break in the tunnel, St. Anthony Falls

Break in the tunnel, St. Anthony Falls

Break in the tunnel at Saint Anthony Falls, 1869.

Bridge Square; Light Tower at center, Minneapolis

Bridge Square; Light Tower at center, Minneapolis

Bridge Square, Minneapolis, with the electric light mast at center, c.1884.

Old lighting tower at Bridge Square, Minneapolis

Old lighting tower at Bridge Square, Minneapolis

Lower section of the electric light mast at Bridge Square, Minneapolis, c.1883.

Stone Arch Bridge, Minneapolis

Stone Arch Bridge, Minneapolis

Description: Stone Arch Bridge, 1884.

Pages

Subscribe to RSS - Technology