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Text Online
From:
Alfred Russel Wallace
To:
Raphael Meldola
Date:
20 December 1897
Source of text:
Hope Entomological Library, Oxford University Museum of Natural History: ARW 193
Summary:

Questions about Professor Lippman's method of colour photography for his book on the century. More about his son, Will, who is working in Denver.

Contributor:
Alfred Russel Wallace Correspondence Project
Text Online
From:
Alfred Russel Wallace
To:
Raphael Meldola
Date:
30 December 1897
Source of text:
Hope Entomological Library, Oxford University Museum of Natural History: ARW 194
Summary:

Thanks for Meldola's explanation of Lippman's theory of colour photography, and discussion of this.

Contributor:
Alfred Russel Wallace Correspondence Project