Subject: The Farmer Collection.(ex WASC 1588) A list of 121 slides may be related to the lectures of Dr R C Farmer. photocopy /1 Typescript copy /2 incomplete sequence of contact photographs from slides' Gunpowder Processing. Lecture by Dr R C Farmer c1920.
Description: C-26. Granulation of gunpowder. Interior view (6 copies)
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