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You searched for: Contributor: Mount Desert Island Historical Society✖Date: 1930s✖Subject: [blank]✖Type: Object✖Type: Personal✖
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Title | Type | Subject | Creator | Date | Place | Rights | |
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Eclipse-O-Scopes to View the Sun Mount Desert Island Historical Society |
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| Eclipse-O-Scopes to View the Sun Mount Desert Island Historical Society Description: These were manufactured by J.C. Freeman & Company, Opticians of Worcester, Mass. They measure about 3" X 5" with cut-out slits through which to view the sun during an eclipse. Also included are rectangular films in small envelopes. |