Glass Plate Negative - Drawing by A.F. Craig & Co. Ltd
code: LVSAV1990.081
Collection code:
LVSAV1990.081
Collection:
Description
glass plate negative of technical drawing by A.F. Craig & Co. Ltd. Arrangement of setting for retort bench, scale 3/8" to 1 foot, 23rd December 1903, drawing No. B227, also numbered 11655.
Shows transverse and longitudinal cross sections. The retort appears to a variant of the Young & Beilby design with a firebrick lining on the bottom half and a cast iron lining towards the top. Box labelled "Young & Beilby Retorts, Young & Fyfe Retorts"
One of a series of lantern slides / glass plate negatives, thought to be used by Scottish Oils Ltd for instructional lectures