Cruickshank science library, subject catalogue University of Aberdeen. Cruickshank Science Library. creator University of Aberdeen. Cruickshank Science Library. creator Paterson, Helen, contributor text book Aberdeen Printed at the University Press 1921 1921
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ENG Bibliography Catalogs Science Z7409 A23 1921 Aberdeen University studies, no. 82 https://www.biodiversitylibrary.org/bibliography/30844 10.5962/bhl.title.30844 OTU