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This section is from the book "The Home Cyclopedia Of General Information", by Charles Morris. Also available from Amazon: Home Cyclopedia of Necessary Knowledge.
[L.] A piece of polished metal which acts like a mirror, as in a reflecting telescope. Silvered glass mirrors being lighter and more easily made, have taken the place of metallic mirrors.
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cyclopedia, reference, encyclopedia, dictionary, common things, information, knowledge
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