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MMMRA1991.315.1-4
This artefact belongs to :© Musée minéralogique et minier de Thetford Mines
Gas mask
About 1930, 20th century
Glass dryplate positive backed with undeveloped glass dryplate negative
10 x 15 cm
MMMRA1991.315.1-4
This artefact belongs to :© Musée minéralogique et minier de Thetford Mines

© Musée McCord Museum