Ownership and Operation of Trench Excavators and Other Mechanical Equipment by the Water Department of Baltimore†

 

作者: V. Bernard Siems,  

 

期刊: Journal ‐ American Water Works Association  （WILEY Available online 1922）
卷期: Volume 9, issue 1  

页码: 1-25

 

ISSN:0003-150X

 

年代: 1922

 

DOI:10.1002/j.1551-8833.1922.tb13287.x

 

出版商: Wiley

 

数据来源: WILEY

 

 

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