1. EAP563/1/5/5/692 Reference (shelfmark): EAP563/1/5/5/692 Title: Earthwork during the construction works of Compañía San Martín de Cemento Portland in Paraná. [c 1935] Scope & Content: Extent of original material: 1 glass plate Collection Area: Endangered Archives Programme Languages: English Date Range: c 1935 Extent: Tiff image