Reverse prints taken from this instrument
A reverse print of each side of this instrument exists in Marsh's Library, Dublin. For reproductions of the two sheets and discussion see Boris Jardine, 'Reverse-Printed Paper Instruments (With a Note on the First Slide Rule)', Bulletin of the Scientific Instrument Society, 128 (March 2016), 36-42, pp. 39-40 and fig. 7.
Other 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