The use of the universal ring-dial.

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Bibliographic Details
Author / Creator:Worgan, John (Surveyor)
Imprint:[London : s.n.], 1696.
Description:1 online resource (1 sheet ([1] p.).)
Language:English
Subject:
Format: E-Resource Book
URL for this record:http://pi.lib.uchicago.edu/1001/cat/bib/11533865
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Notes:Attributed to John Worgan by Wing (2nd ed.).
Reproduction of original in: William Andrews Clark Memorial Library, University of California, Los Angeles.
"This Instrument, or any other useful for the Mathematicks, are Made and Sold by Tho. Walpoole at the Sign of the Mariner and Compass in the Minories. 1696."
The words "Mariner and Compass" have been lined through and replaaced in ms. by "Unicorn."
Wing (2nd ed.) W3581A