Reference numberNLB/34/866
Alternative reference numberNLB/34 p492
TitleCopy letter from Robert William Frederick Harrison, to Dr Alfred Gradenwitz, 25 Kornerstrasse 25, Berlin W 35
Date20 March 1907
DescriptionThe photographic plates, from with the blocks were made for the illustrations to Dr W J Russell's paper 'On the Action of Plants on a Photographic Plate in the Dark', are not in the possession of the Royal Society, but were returned to Dr Russell, who would probably be able to supply him with the originals or with positives. If electros are useful, they could be prepared at a trifling cost.
Physical descriptionTypescript
Access statusOpen
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