| 000 | 00394nam a2200133Ia 4500 | ||
|---|---|---|---|
| 008 | 130225s9999 xx 000 0 und d | ||
| 100 | _aDavidson, J.Brownlee, Henderson, S.Milton | ||
| 245 | _aLife, service and cost of service of farm machines on 400 lowa farms | ||
| 260 |
_aLowa _c1942 |
||
| 300 | _a282-299 p. | ||
| 440 | _aBulletin No. P37 (New Series) | ||
| 901 | _a14408 | ||
| 942 |
_cB _2udc |
||
| 999 |
_c1918 _d1918 |
||