Comparative researches on the variation of the constituents of coal of one seam from south Limburg : the Netherlands
Wedi'i Gadw mewn:
| OCLC: | 3343497 |
|---|---|
| Prif Awdur: | |
| Awdur Corfforaethol: | |
| Iaith: | English |
| Cyhoeddwyd: |
Maastricht,
Van Aelst Bros.
1935?
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| Pynciau: | |
| Fformat: | Traethawd Ymchwil Monograph Note that CRL will digitize material from the collection when copyright allows. |