("Johann Heinrich Schulze") returned 2 hits

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Author: Johann Heinrich Schulze (1687-1687)
Experiments paving the way to the development of photography: Images obtained by action of light on a mixture of chalk, nitric acid, and silver salts
Category: Technology
2
Author: Johann Heinrich Schulze (1687-1687)
Experiments paving the way to the development of photography: Images obtained by action of light on a mixture of chalk, nitric acid, and silver salts
Category: Technology