Methods and cost of constructing and maintaining shell roads.
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| Title: | Methods and cost of constructing and maintaining shell roads. |
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| Authors: | Howe, J. M. |
| Source: | Engineering & Contracting.; September 1 1920, Vol. 54, p208-208, 1p |
| Database: | Applied Science & Technology Source |
| ISSN: | 03617564 |
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