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BAUSELLS Y HOMS SEGISMUNDO
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BAUSELLS Y HOMS SEGISMUNDO
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Priority to ES1876005516ApriorityCriticalpatent/ES5516H1/es
Publication of ES5516H1publicationCriticalpatent/ES5516H1/es
Traveling publicity campaigns: Educational tours of railroad trains and motor vehicles. By Mary Swain Routzahn. New York, russell sage foundation, survey and exhibit series, 1920. pp. 151.