Notes from Piers Accession Book: Photo 181 Safety Lamp. Made by J. Mills & Sons, Newcastle, England. In use in Joggins Colliery; Maritime Coal, Railway and Power Co., Maccan, Cumb. Co., N.S. Screw back. (continued...)
View complete entry from the Harry Piers Accession Book
Date Accessioned: 13 August 1920
Reference: Harry Piers number 4916 Nova Scotia Museum History Collection
Nova Scotia Archives — https://archives.novascotia.ca/piers/item/?ID=18
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