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- Corporate/Agency Authors:
- Environmental Protection Agency
- Publisher:
- Environmental Protection Agency
- Date:
- Aug. 1970
- SuDoc number:
- I 67.2:Sa 3/3
- Corporate/Agency Authors:
- Environmental Protection Agency
- Publisher:
- Environmental Protection Agency
- Date:
- July 1970
- SuDoc number:
- I 67.2:B 13
- Corporate/Agency Authors:
- Environmental Protection Agency
- Publisher:
- Environmental Protection Agency
- Date:
- July 1970
- SuDoc number:
- I 67.2:F 22/2
- Corporate/Agency Authors:
- Federal Water Quality Administration and Environmental Protection Agency
- Publisher:
- Federal Water Quality Administration
- Date:
- July 1970
- SuDoc number:
- I 67.2:R 31/2/970-2/v.1
- Corporate/Agency Authors:
- Water Quality Office and Environmental Protection Agency
- Publisher:
- Water Quality Office
- Date:
- July 1970
- SuDoc number:
- I 67.2:Sa 3
- Corporate/Agency Authors:
- Federal Water Quality Administration and Environmental Protection Agency
- Publisher:
- Federal Water Quality Administration
- Date:
- July 1970
- SuDoc number:
- I 67.13/4:(nos.)
- Corporate/Agency Authors:
- Federal Water Quality Administration and Environmental Protection Agency
- Publisher:
- Federal Water Quality Administration
- Date:
- July 1970
- SuDoc number:
- I 67.13/4:(nos.)
- Corporate/Agency Authors:
- Water Quality Office and Environmental Protection Agency
- Publisher:
- Water Quality Office
- Date:
- [July 1970.]
- SuDoc number:
- EP 2.10:11024 EJC 07/70
- Corporate/Agency Authors:
- Water Quality Office and Environmental Protection Agency
- Publisher:
- Water Quality Office
- Date:
- July 1970
- SuDoc number:
- EP 2.10:15080 DJM 07/70
- Corporate/Agency Authors:
- Water Quality Office and Environmental Protection Agency
- Publisher:
- Water Quality Office
- Date:
- July 1970
- SuDoc number:
- I 67.13/4:16020 DHV 07/70