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Document Max. Freq Min. Freq
Knight's Mechanical Encyclopedia (ed. Knight) 4 0 Browse Search
The Daily Dispatch: September 9, 1861., [Electronic resource] 2 0 Browse Search
Rebellion Record: a Diary of American Events: Documents and Narratives, Volume 8. (ed. Frank Moore) 1 1 Browse Search
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Browsing named entities in The Daily Dispatch: September 9, 1861., [Electronic resource]. You can also browse the collection for Nicol or search for Nicol in all documents.

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A valuable Discovery. --A lorgnette for subaqueous exploration has been prepared by Dr. C. M. Cresson, of Philadelphia. Its peculiarity consists in placing a Nicol's prism of Iceland spar between the object glass and the eye piece, which removes the greater part of the bright light reflected from the surface of water, and thus renders objects beneath water more distinctly visible,