U.S. Department of Health & Human Services
Herbipoli: Quirini Heyl, 1685-86
A man is looking through the flame of a candle at two flowers, the coloring of which is reversed as in positive and negative views.
The National Library of Medicine believes this item to be in the public domain.
Is part of: Oculus artificialis teledioptricus; sive, Telescopium, ex abditis rerum naturalium & artificialium.., part 1, p. 131.; See related catalog record: 2429033R
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