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Ardoise

See also what's at your library, or elsewhere.

• Ardoise -- Industrie
• Ardoise -- Nouvelle-Écosse
• Ardoise -- Québec (Province)

• The Utica slate formation with especial reference to the exposures of that formation at and near Ottawa city (Citizen, 1882), by Henry Marc Ami, Ottawa Field-Naturalists' Club, and Natural History Society of Montreal (page images at HathiTrust)

• Newfoundland's slate quarries one of the British Empire's undeveloped sources of wealth. (s.n., 1912), by Newfoundland Slate Quarries (page images at HathiTrust; US access only)

• Prospectus of the Douglas Slate Quarry, &c. of the province of Nova Scotia (s.n., 1868), by Douglas Slate Quarrying Company of Nova Scotia (page images at HathiTrust)

• Roofing slate as a source of wealth to Canada a visit to the Walton Slate Quarry (s.n., 1863), by Robert Bell (page images at HathiTrust)

• Newfoundland's slate quarries one of the British Empire's undeveloped sources of wealth. (s.n., 1912), by Newfoundland Slate Quarries (page images at HathiTrust; US access only)

• Prospectus of the Douglas Slate Quarry, &c. of the province of Nova Scotia (s.n., 1868), by Douglas Slate Quarrying Company of Nova Scotia (page images at HathiTrust)

• Prospectus of the Sherbrooke Slate Company, (Limited) incorporated 30th November, 1865, under Act 27 and 28 Vict. Cap. 23 (1864). (s.n.], 1866), by Sherbrooke Slate Company (page images at HathiTrust)

Items below (if any) are from related and broader terms.