Four sketches entitled left to right, "Shearing", "Ventilating Furnace", "Wedging" and "A Loaded Trip"; published in Picturesque Canada, The Country as It Was and Is (Toronto, 1882), p. 848. The Caledonia Colliery was at Glace Bay, Cape Breton.
Date: 1882
Reference: Nova Scotia Archives Library: O/S F84 G76 vol. 2
Nova Scotia Archives — https://archives.novascotia.ca/meninmines/archives/?ID=152
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