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1 | Title: | Water purification at Columbus | |
Creator: | Hoover, Charles Potter, 1884-1950 | ||
Publication: | F.J. Heer Prtg. Co, Columbus, O,1915. | ||
Call #: | P 8850 | ||
Extent: | 27 p. | ||
Subjects: | Water-supply -- Ohio -- Columbus | Ohio imprints 1915 | ||
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