| 000 | 00411 am a2200121 a 4500 | ||
|---|---|---|---|
| 100 | 1 |
_a _d |
|
| 245 | 1 | _aReport on the egg-laying competition held at the school of agriculture and experiment farm, potchefstroom | |
| 260 |
_aPretoria _c1917 |
||
| 300 | _a1-7 p. | ||
| 942 |
_2udc _cB |
||
| 440 | _aAgriculture, Experiment, Egg Union of South Africa Department of Agriculture. Local Series No. 9 | ||
| 901 | _aS54855 | ||
| 999 |
_c113036 _d113036 |
||