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Title: Todd-Forret patent magnesium flash lamp with cardboard packa [Go to resource]
Description: Todd-Forret patent magnesium flash lamp with cardboard packaging carton, 1890-1900, made by A H Baird, Edinburgh. License: http://creativecommons.org/licenses/by-nc-sa/2.5/ Subjects: magnesium flash lamp Source: Science Museum Creator: Andrew H. Baird Identifier: http://collectionsonline.nmsi.ac.uk/grab... Go to resource More Like this...-
Clarke's electromagnetic machine, horse-shoe magnet,…Clarke's electromagnetic machine, horse-shoe magnet,…
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