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(ele: Wilkins, John, 1614-1672. Mathematical
123 magick: 1691
-W68y (card 2)
1691 OCLC number: ocm01044702.
1..Mechanics--Early works to 1800.
Laks a
RG91-600662 ea) AACR2 MRG91-600662
QC123.wW68y 1691
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