Commerce reports. Supplement to Commerce reports, no. 1b, 6f, 13d, 15e, 18c-d, 28a, 29a, 37a, 40c, 43a, 66d-e, 67a, 68a, 74a. 6f. Germany, by Julius G. Lay; [Chemnitz, by E. Kilbourne Foote; Cologne, by Ernest L. Ives].

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