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| 942 |
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|c BK
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| 041 |
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|a eng
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| 082 |
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|a 628.16
|b E46
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| 100 |
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|a Ellms, Joseph
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| 245 |
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|a Water Purification /
|c Joseph Ellms.
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| 250 |
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|a 2a ed.
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| 260 |
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|a New York :
|b McGraw Hill,
|c 1928
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| 300 |
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|a xii, 592 p. ;
|b il.
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| 650 |
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|a AGUA-PURIFICACION
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| 592 |
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|a Introduction
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| 592 |
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|a Clasisifaction of Natural Waters
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| 592 |
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|a Transmission of Disease Through Drinking Water
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| 592 |
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|a The Effect of Improved Water Supplies upon Health
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| 592 |
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|a Objects and Methods of Water Purification
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| 592 |
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|a Sedimentation
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| 592 |
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|a Types of Settling Reservouirs and Coagulation Basins
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| 592 |
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|a Practical Efficencies of Sttling and Coagulation Basins
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| 592 |
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|a Filtration of Water
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| 592 |
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|a System of Slow Sand
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| 592 |
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|a Rapid San Filtration
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| 592 |
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|a General Arrangement of Rapid Sal Filter Plants
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| 592 |
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|a Desinfection of Water Supplies
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| 592 |
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|a The Removal of Dissolved Mineral Matter from Water
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| 999 |
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|c 94631
|d 94631
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| 952 |
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|0 0
|1 0
|4 0
|6 628_160000000000000_E46
|7 0
|8 CG
|9 171364
|a 15
|b 15
|c CG
|d 2012-08-15
|i 15004532
|o 628.16 E46
|p 15004532
|r 2012-08-15
|t 1
|w 2012-08-15
|y BK
|