Primary Electric Cell- rectanguler box with decorative cover. On top there are six circular holes in the cover 1932
Primary electric cell, Manufactured by Muirhead and Company Limited, England, 1910 Muirhead and Company Limited primary electric cell 1910
Weston standard cell type 1268 made by H. Tinsley & Co., London (England, UK) 1945. H. Tinsley & Co. primary electric cell 1945
Weston normal cell no. L-86116 made by Cambridge Instrument Co. Ltd, London (England, UK) 1946. Cambridge Instr. Co. primary electric cell 1946
Weston normal primary electric cell no. L-345995, made by Cambridge Instrument Co. Ltd, London (England, UK) 1972. Cambridge Instr. Co. primary electric cell 1972