The Encyclopedia Americana: A Library of Universal Knowledge, Količina 23Americana Corporation, 1936 |
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Zadetki 1–3 od 67
Stran 312
... Natural ice forms the greatest source of refrigeration , but there are certain conditions where cold produced through mechanical means possesses advantages over natural ice , which have led to the development of a number of re ...
... Natural ice forms the greatest source of refrigeration , but there are certain conditions where cold produced through mechanical means possesses advantages over natural ice , which have led to the development of a number of re ...
Stran 547
... natural re- sources . Faults of Natural Streams.- While most streams are more or less useful to man in their natural states , they generally have character- istics or form or behavior that restrict their usefulness or constitute a ...
... natural re- sources . Faults of Natural Streams.- While most streams are more or less useful to man in their natural states , they generally have character- istics or form or behavior that restrict their usefulness or constitute a ...
Stran 548
... natural low water season , supplementing natural ground storage . Floods are prevented from spreading by levees built between the stream and the threatened areas , or from concentrating in trunk channels by detention reservoirs that ...
... natural low water season , supplementing natural ground storage . Floods are prevented from spreading by levees built between the stream and the threatened areas , or from concentrating in trunk channels by detention reservoirs that ...
Vsebina
HAUHART WILLIAM F Ph D MIMS EDWIN A M Ph D | 193 |
KRAPP GEORGE PHILIP Ph D PHILLIPS H B Ph D | 342 |
Deceased | 386 |
Avtorske pravice | |
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18th century American ammonia ancient appointed army became body called Canada cars Catholic cent centre century Chicago chief Christian Church civil College color construction Consult court cylinder death doctrine Dolomite elected engine England English Europe feet France French German Gneiss heat important inches India Indian island Italy king known Lake land later ligion Limestone lines London machine ment miles modern National North operation organized painting Paris party passed pipe precipitation President pressure professor province published pump Punjab quasi-contracts quaternion Quebec Quetzalcoatl quinine radium rail Railroad railway rainfall rays Reformed religion religious republic Republican River Roman Rome Russia Saint Saint Paul Saint Petersburg Sandstone sect short tons South species square miles steam temperature thorium tion track United University valve votes York