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Keywords: Union River Power House

Historical Items

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Item 82322

Union River Power House and Dam, Ellsworth, ca. 1920

Contributed by: Ellsworth Public Library Date: circa 1920 Location: Ellsworth Media: Postcard

Item 6591

Dam along the Union River, ca. 1930

Contributed by: Maine Historical Society Date: circa 1930 Location: Ellsworth Media: Photographic print

Item 82325

Leonard Dam, Ellsworth, 1923

Contributed by: Ellsworth Public Library Date: 1923-04-29 Location: Ellsworth Media: Postcard


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Wired! How Electricity Came to Maine

As early as 1633, entrepreneurs along the Piscataqua River in southern Maine utilized the force of the river to power a sawmill, recognizing the potential of the area's natural power sources, but it was not until the 1890s that technology made widespread electricity a reality -- and even then, consumers had to be urged to use it.


Making Paper, Making Maine

Paper has shaped Maine's economy, molded individual and community identities, and impacted the environment throughout Maine. When Hugh Chisholm opened the Otis Falls Pulp Company in Jay in 1888, the mill was one of the most modern paper-making facilities in the country, and was connected to national and global markets. For the next century, Maine was an international leader in the manufacture of pulp and paper.


Washington County Through Eastern's Eye

Images taken by itinerant photographers for Eastern Illustrating and Publishing Company, a real photo postcard company, provide a unique look at industry, commerce, recreation, tourism, and the communities of Washington County in the early decades of the twentieth century.

Site Pages

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Life on a Tidal River - Narrative

The confluence of the Kenduskeag River with that of the Penobscot River beckoned development. Yet, it would be more than a hundred and fifty years…

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Historic Hallowell - Blizzards in Hallowell

Their houses, stores, and some of their relatives or friends died or were destroyed during the blizzard.

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Guilford, Maine - Early Manufacturing - Page 2 of 3

A long shaft running up the bank to the mill was connected to a waterwheel which supplied most of the power necessary.