Boulder Canyon project : final reports.
Wedi'i Gadw mewn:
| Awdur Corfforaethol: | |
|---|---|
| Fformat: | Llyfr |
| Iaith: | English |
| Cyhoeddwyd: |
Denver, Colo. :
the Bureau,
1938-1950.
|
| Pynciau: |
| Disgrifiad o'r Eitem: | Pt.2, Hydrology, not to be pub. |
|---|---|
| Disgrifiad Corfforoll: | 6 pts. in 23 vols. : ill. ; 24 cm. |