The Hallowell Citizens Initiative Committee plans to host a presentation on the national impact of Hallowell Granite by Ron Kley at 1 p.m. Saturday, Oct. 21., at Hallowell City Hall, 1 Winthrop St.

Kley has spent many years researching the facts, figures and anecdotes around the production and use of Hallowell Granite in many of the nation’s most famous buildings and monuments.

Admission is free.

For more information, email Roger Pomerleau, Hallowell Citizens Initiative Committee, at typhoon222@roadrunner.com.

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