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Description of five Devonian sections (Hume River, Gayna River Gorge, Powell Creek tributary, Powell Creek, and Prohibition
Creek) from the northern front of the Mackenzie Mountains and the Franklin Mountains (Northwest Territories, Canada); Gouwy, S
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MacKenzie, W S. Geological Survey of Canada, Open File 8802, 2021, 50 pages,
https://doi.org/10.4095/328354 
Open Access