1. https://collection.maison-dumulon.ca/s/documentation/item/5446: lunettes
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2. https://collection.maison-dumulon.ca/s/documentation/item/5443: voltmètre
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3. https://collection.maison-dumulon.ca/s/documentation/item/5430: boussole de poche
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4. https://collection.maison-dumulon.ca/s/documentation/item/5428: montre de poche
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5. https://collection.maison-dumulon.ca/s/documentation/item/5036: lampe à l'huile
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6. https://collection.maison-dumulon.ca/s/documentation/item/4969: fanal
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7. https://collection.maison-dumulon.ca/s/documentation/item/4284: boussole
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8. https://collection.maison-dumulon.ca/s/documentation/item/3626: miroir
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