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 3.8.

Figure 3.8

Fragments, p. 72, semicircular scale for breadths at 5 points on the keel.


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