Record Details
Page 6
University of Arizona CONTENTdm Server Respository
| Field | Value |
|---|---|
| Title | Page 6 |
| Description | Zeutschel OS7000, 400 dpi, 8 bit, 10,631,380 bytes materially reduce the difficulties of pumping the water from the pit. This method has been described by Robert L. Harris, M. Am. Soc. C. E., in a paper read before the American Society of Civil Engineers, in March 1891, entitled, ""A cofferdam or caisson without timber or iron in its construction."" Mr. Harris used a mixture of equal parts of cement and fine sand. He subsequently employed the method to solidify quicksands in sewer trenches in Providence, R. I., and obtained a patent upon the... |
| Identifier | nawr30-06 http://server16127.contentdm.oclc.org/u?/nawr,592 |
| Source | 56th Congress, 1st Session, Senate, Document No. 37; KF12 U5 V. 3846 #4 |
| Language | English |
