990 resultados para Sanitary
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Mode of access: Internet.
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Mode of access: Internet.
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Cover title.
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Prepared by John J. Bourke for Prof. Henry N. Ogden. Cf. letter inserted.
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Cover title: Sewage pollution effect on the shellfish and fishing industries.
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Mode of access: Internet.
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"SW-870"--Cover.
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"SW-868"--Cover.
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"SW-869"--Cover.
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Vols. for Aug. 1926-Sept. 1930 in 2 pts., pt. 2 being a pamphlet of "news and notes."
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Mode of access: Internet.
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Mode of access: Internet.
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At head of title: P. W. A. Project No. Md. 1185-F. Washington Suburban Sanitary District.