Naturalis Institutional Repository
The Naturalis Repository provides access to staff publications and to Naturalis journals and series.
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A sketch of post-Cretaceous volcanism in central Iran Article
Leidse Geologische Mededelingen, 20(1), 48-57.January 1955 -
Microscopic coal research in Canada Article
Leidse Geologische Mededelingen, 20(1), 74-88.January 1955 -
The Upper Permian in the Netherlands Article
Leidse Geologische Mededelingen, 20(1), 185-194.January 1955 -
Some unusual gemstones in the collection of the Rijksmuseum van Geologie en Mineralogie of Leiden Article
Leidse Geologische Mededelingen, 20(1), 225-236.January 1955 -
Pseudodiscordante gelaagdheid in gedeformeerde gesteenten van wisselende competentie Article
Leidse Geologische Mededelingen, 20(1), 177-184.January 1955 -
Gedegen koper in fonolietglas Article
Leidse Geologische Mededelingen, 20(1), 207-213.January 1955 -
The caves of Cunday (Colombia, South America) Article
Leidse Geologische Mededelingen, 20(1), 89-99.January 1955 -
The sites of Wezep and Oldebroek (province of Gelderland, Netherlands) Article
Leidse Geologische Mededelingen, 20(1), 58-73.January 1955