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Inventory no. 23106 - Former Display Label

English 9-INCH GUNTER'S SECTOR
c.1700

Ivory and silver. Signed, "I: Rowley. fecit:"; undated.

There are scales for Sin[es], Tan[gents], Cho[rds], Sec[ants], Lin[es], Num[bers] and Poll[ygons].

[Orrery Collection, no. 45(a)]
Lent by Christ Church.

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