U.S. Copyright Renewals, 1951 January - June · Chapter 213Du Pont De Nemours (E. I.) and Company, Wilmington, Del

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Principles and practices of up-keep painting. Edited by Roy C. Sheeler. © 5Jun23, A704783. R78619, 21May51, E. I. Du Pont de Nemours & Co. (PWH)