Microscope. By Hart & Praz [Hartnack & Prazmowski], Paris
Image source (VL Image)
Source
Anonymous.
1892.
Harvard Psychological Laboratory in Dane Hall: Instruments for Experiments on Sight.
Photography
Related VL Sites
Psychological Laboratory, Harvard University.
Cambridge (MA).
comment
See a <link href="http://www.mikroskop-museum.de/galerie_hartnack.htm">photograph and description</link> of the "Messingmikroskop of E. Hartnack um 1872" (see also <link href="http://www.musoptin.com/Hartnack_11186.html">here</link>) and numerous <link href="http://www.musoptin.com/mikro1.htm">other photographs</link> of Hartnack microscopes.VL Technology
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