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Contains 6 Results:
"Chemical Control by Light Sensitive Means," research material and correspondence
This series contains drafts, reprints, and correspondence related to various articles by Logan.
"Control of Industrial Processes by Light Sensitive Means," reprint
This series contains drafts, reprints, and correspondence related to various articles by Logan.
"Process Control by Light Sensitive Means," notarized tss
This series contains drafts, reprints, and correspondence related to various articles by Logan.
"Water Gas Manufacture," photocopy
This series contains drafts, reprints, and correspondence related to various articles by Logan.
Notes for a bibliography on photo-electricity
This series contains drafts, reprints, and correspondence related to various articles by Logan.
Optics information
This series contains drafts, reprints, and correspondence related to various articles by Logan.