Camera obscura and camera lucida

Camera obscura as table machine with mirror reflex device (SLR)
for comfortable tracing. Copper engraving 1769 from
G.F.Brander 'Drawing with the help of a camera obscura', Augsburg

From: Erika Billeter, Malerei und Photographie im Dialog. Von 1840 bis heute, Bern 1977, p. 8-9

Camera Lucida in use drawing small figurine
Illustration from the Scientific America Supplement, 1879
Author: unknown

This work is in the public domain in the United States because it was published
(or registered with the U.S. Copyright Office) before January 1, 1923.
Via Wikimedia Commons; Reproduktion photographer: unknown.

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