City of Clyde: http://www.clydeohio.org/

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Thaddeus B. Hurd Digital Archive: http://www.ohiomemory.org/cdm/landingpage/collection/p15005coll19

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Clyde Business & Professional Association: http://www.clydebpa.org/

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Clyde Public Library: http://clydelibrary.org/

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Rutherford B. Hayes Presidential Library & Museums: http://www.rbhayes.org/

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Sandusky County Convention & Visitors Bureau: http://www.sanduskycounty.org/

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Ohio History Connection: https://www.ohiohistory.org/

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Ohio Local History Alliance: http://www.ohiolha.org/

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Communities for the Arts: http://www.communitiesfortheartsclyde.org/

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National Archives: https://www.archives.gov/

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Chronicling America--American Newspaper Collections: https://chroniclingamerica.loc.gov/

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Library of Congress Map Collection: https://www.loc.gov/maps/