| 000 | 00335 a2200133 4500 | ||
|---|---|---|---|
| 080 |
_a631.517:631.372 _bN 277 T |
||
| 245 | 1 | _aTractor ploughing | |
| 260 |
_aNew Bork _bAskham Bryan _c1944 |
||
| 650 | _aTractor Ploughing | ||
| 700 | _aNational Institute of Agricultural Engineering | ||
| 100 |
_a _d |
||
| 300 | _a40 p. | ||
| 901 | _a20540 | ||
| 999 |
_c44625 _d44625 |
||