| Unidentified photographer Untitled [Construction of the Panama Canal, 1st attempt] 1885 (ca) Gelatin silver print Photoinstitut Bonartes © Photoinstitut Bonartes LL/45090 This photograph was included in the exhibition "Einblicke in die Fotosammlung der Österreichischen Geographischen Gesellschaft" (Photoinstitut Bonartes).
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