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Earl Pettijohn

Studies in Adsorption. A Thesis, Submitted to the Faculty of the Graduate School of the University of Minnesota in Partial Fulfillment of the ... the Degree of Doctor of Philosophy, June,1918

Studies in Adsorption. A Thesis, Submitted to the Faculty of the Graduate School of the University of Minnesota in Partial Fulfillment of the ... the Degree of Doctor of Philosophy, June,1918

Earl Pettijohn