| Letter from Sir Henry Wotton to Francis Bacon on a camera obscura invented by Johannes Kepler (1571-1630) "In this man's study…" 1620 Book text Internet - Original source ill-defined LL/94625 This is a desciption of a camera obscura for drawing 360 degree panoramas.
Reliquiae Wottoniae, London 1651, pp. 413-414
Cited in Edward Chaney, 2014, The Evolution of the Grand Tour: Anglo-Italian Cultural Relations since the Renaissance, (Routledge), p. 206
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