Canal de Panamá
Publisher: Impr. del Fomento Naval
Published: 1908
Place of publication: Madrid
Language: spa
Number of pages: 22
Notes: At head of title: G. Sobral.

"Conferencia dada por Gutiérrez Sobral en la Union Ibero-Americana el día 29 de junio de 1905." -- p.[5].

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