| 000 | 00317 am a2200121 a 4500 | ||
|---|---|---|---|
| 100 | 1 | _aZieren, A. | |
| 245 | 1 | _aWorld trade in elemental sulphur at 5.2 m. tonnes | |
| 260 |
_aLondon _c1963 |
||
| 300 | _a1-42 p. | ||
| 942 |
_2udc _cB |
||
| 440 | _aElemental, Sulphur Canadian Sulphur. Sulphur No. 51 | ||
| 901 | _aS55101 | ||
| 999 |
_c113334 _d113334 |
||