VAN NOSTRAND'S CHEMICAL ANNUAL. Edited by John C. Olsen; associate editor: T. R. Le Compte. 6th issue, 1926. Thoroughly rev. and enl.
VAN NOSTRAND'S CHEMICAL ANNUAL. Edited by John C. Olsen; associate editor: T. R. Le Compte. 6th issue, 1926. Thoroughly rev. and enl. © 11Oct26; A949963. D. Van Nostrand Co., inc. (PCW); 22Jun54; R132161.
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