by Feiko Kalsbeek
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The chemistry and origin of some basemen...
The composition of sands from the Fisken...
The petrography and origin of gneisses, ...
Preliminary report on the geology of Bjø...
Sand analysis as a method of estimating ...
Studie over enkele ontwikkelingsprocesse...
A handbook of rocks, for use without the...
Victorian poets
Midaregami
Petrology of the igneous rocks
Sedimentary petrology
Petrology for students