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Your search keyword '"Billings, Leon G."' showing total 3 results
Start Over Author "Billings, Leon G." Topic environmental law -- history
3 results on '"Billings, Leon G."'

1. Getting to zero.

Author

Billings, Leon G.

Subjects
Environmental law -- History, Government regulation, Federal Water Pollution Control Act Amendments of 1972
Published
2006

2. The founder.

Author

Billings, Leon G.

Subjects
Environmental law -- History
Published
1996

3. The Clean Water Act: a good beginning.

Author

Billings, Leon G.

Subjects
Water quality -- Laws, regulations and rules, Environmental law -- History, Clean Water Act of 1977
Published
1990

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