| ID | 238213 |
| Call Number | D26,1:4:(B)/J6/057440 |
| Title Proper | Physical and Mathematical Theories of Tile and ditch Drainage and their usefutness in design |
| Language | ENG |
| Author | Schilfgaarde Jan Van etc. |
| Publication | Ames, Iowa State College. Agricultural Experiment Station, 1956. |
| Description | 667-706p 28 cm |
| Series | Research Bulletin No. 436 |
| Price. Qualification | GIPE Ex |
| Classification Number | D26,1:4:(B) |