372 resultados para Water-supply engineering.
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Endorsed by Illinois Water Supply Operator Certification Advisory Board.
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No more published?
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"Supported by Division of Water Supply and Pollution Control U. S. Public Health Service Research Project WP-00047"
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Mode of access: Internet.
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Includes bibliographical references.
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Issues are simultaneously published in both the "TID" and "SL" Series, but numbering is different.
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Mode of access: Internet.
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Report year ends Sept. 30.
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Mode of access: Internet.
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Mode of access: Internet.
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Mode of access: Internet.
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Mode of access: Internet.
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Originally issued in 1923, prepared by George F. Catlett, as Special bulletin no. 211 of the North Carolina Board of Health, Bureau of Engineering and Inspection.
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Reissue of 1954 ed. published by the Dept's Division of Sanitary Engineering, which was issued as the Dept.'s Circular N820.
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"Statistical summary of Illinois public water supplies (State operated facilities excluded)."