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- The Service1
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- Topografische dienst1
- Topographical Survey of Canada?1
- U.S. Bureau of Public Roads1
- U.S. Dept. of the Interior, Geological Survey1
- U.S. Forest Service ; U.S. G.P.O.1
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- Verlag von E.S. Mittler & Sohn1
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- gravé et imprimè à l'Institut cartographique1