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1
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|
Bentonite. / https://id.loc.gov/authorities/subjects/sh85013218
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2015
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1
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2
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Bentonite deposits -- Montana -- Carter County. / https://id.loc.gov/authorities/subjects/sh85013219 https://id.loc.gov/authorities/names/n80070543-781 : Knechtel, Maxwell M.
|
1962
|
1
|
|
3
|
|
Bentonite deposits -- South Dakota -- Butte County. / https://id.loc.gov/authorities/subjects/sh85013219 https://id.loc.gov/authorities/names/n81110648-781 : Knechtel, Maxwell M.
|
1962
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1
|
|
4
|
|
Bentonite deposits -- Wyoming -- Crook County. / https://id.loc.gov/authorities/subjects/sh85013219 https://id.loc.gov/authorities/names/n82017686-781 : Knechtel, Maxwell M.
|
1962
|
1
|
