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Automated borehole surveying system for steeply inclined cased boreholes

Correlating microfilm mine maps with topographic maps

Published Year

• 1970-1979 (2) *

Subject

• Mine surveying (2) *
• Borings (1)
• Mine maps (1)

Author

• Tesch, Willard John. (1)
• Uhrin, David Charles. (1)

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