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Title: Safety lamp, A1, Clanny type (bonnetted), Beard and Mackie g [Go to resource]
Description: Safety lamp, A1, Clanny type (bonnetted), Beard and Mackie gas detector and aluminium, use: gas testing, maker: John Davis & Son (Derby) Ltd., marking: makers name, 1907 License: http://creativecommons.org/licenses/by-nc-sa/2.5/ Source: Science Museum Creator: John Davis & Son (Derby) Ltd. Identifier: 1907-125 Go to resource More Like this...
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