Government Building, Bridge of Nations and "Trail", Portland Exposition, Oregon, U.S.A.

• ES 28079.BUPM-ETSAM 01-BETSAM-03-03-AF_002-006-F-0004
• Item
• 1906

Part of Fondos documentales de la Biblioteca Universitaria de la UPM

Untitled

Oneonta Gorge, Columbia River, Oregon, U.S.A.

• ES 28079.BUPM-ETSAM 01-BETSAM-03-03-AF_002-006-F-0005
• Item
• 1905

Part of Fondos documentales de la Biblioteca Universitaria de la UPM

Untitled