Figure from Stephen Johnston, ‘Making mathematical practice: gentlemen, practitioners and artisans in Elizabethan England’ (Ph.D. Cambridge, 1994). See the contents page for direct access to the chapters and the image gallery for the figures currently available online.
Larger version of figure 5.2.

Figure 5.2

Thomas Digges’s survey of Dover harbour. An 18th century copy (on paper watermarked J WHATMAN) of a plat dated 1581, bearing the arms of the Digges family; BL Add. MS 11815a.

Credit: by permission of the British Library. Larger and zoomable versions of the image are available on the British Library’s ‘Collect Britain’ website.

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