| Label | Dataset | Type | Subdivision | Identifier | |
|---|---|---|---|---|---|
| 1. | Hugo, P. J. Helium in the Orange Free State gold-field Pretoria: Govt. Printer; 1963 |
BIBFRAME Instances |
Instance | 1402671 | |
| 2. | Hugo, P. J. Helium in the Orange Free State gold-field |
BIBFRAME Works |
Work Text Monograph |
1402671 | |
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