Delaware River watershed: New York, Pennsylvania, New Jersey, Delaware and Maryland. Program for run-off and waterflow retardation and soil erosion prevention.
| Data(s) |
31/12/1969
|
|---|---|
| Resumo |
Report includes appendices, survey report. Mode of access: Internet. |
| Formato |
bib |
| Identificador | |
| Idioma(s) |
eng |
| Publicador |
[Washington?, |
| Direitos |
Items in this record are available as Public Domain, Google-digitized. View access and use profile at http://www.hathitrust.org/access_use#pd-google. Please see individual items for rights and use statements. |
| Palavras-Chave | #Water conservation #Soil conservation |
| Tipo |
text |
