a Flemish Image of Mathematics in the Sixteenth Century
Simple measurement of length by using fingers and hands or by pacing, illustrated in one of Gemma Frisius's editions of Peter Apian's Cosmographia.
From Peter Apian & Gemma Frisius, Cosmographia, sive descriptio universi orbis (Antwerp, 1584)
(catalogue no. 2).
List of figures
(c) Museum of the History of Science, Broad Street, Oxford, England.