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Record Details

Circular Slide Rule and Horizontal Instrument, by Elias Allen, London, c. 1634
Object is on display.
Inventory Number:	40847
Object Type:	Object
Persons:	Elias Allen
Date Created:	c. 1634
Place Created:	London United Kingdom (England) Europe
Subject Classification(s):	Calculation Mathematical instruments
Accession Number:	1924-32
Primary Inscriptions:	"Elias Allen fecit" signed on the back
Provenance:	Lent by St. John's College.
Collection Group:
Material(s):	Brass
Narratives Inventory No. 40847 & 35515 - Exhibition Label Text 'The Double Horizontal Dial: Then and Now' 13 January to 10 March 2009 Inventory no. 40847 - Former Display Label Bennett, J. and Johnston, S., The Geometry of War, 1500-1750 (Oxford, 1996) Movable parts Circles of proportion Special Exhibition Label: 'Geek is Good' (15 May - 2 November 2014) Special Exhibition Label: 'Geek is Good' (15 May - 2 November 2014) - Slide rules general introduction Reverse prints taken from this instrument

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