501. EAP563/1/5/5/340 Reference (shelfmark): EAP563/1/5/5/340 Title: Excavation [Early 20th century] Scope & Content: Extent of original material: 1 glass plate Collection Area: Endangered Archives Programme Languages: Not applicable Date Range: Early 20th century Extent: Tiff image
502. EAP563/1/5/5/341 Reference (shelfmark): EAP563/1/5/5/341 Title: Reinforced concrete structures. [Early 20th century] Scope & Content: Extent of original material: 1 glass plate Collection Area: Endangered Archives Programme Languages: Not applicable Date Range: Early 20th century Extent: Tiff image
503. EAP563/1/5/5/342 Reference (shelfmark): EAP563/1/5/5/342 Title: Reinforced concrete structures. [Early 20th century] Scope & Content: Extent of original material: 1 glass plate Collection Area: Endangered Archives Programme Languages: Not applicable Date Range: Early 20th century Extent: Tiff image
504. EAP563/1/5/5/343 Reference (shelfmark): EAP563/1/5/5/343 Title: Reinforced concrete slab construction in an industrial building. [Early 20th century] Scope & Content: Extent of original material: 1 glass plate Collection Area: Endangered Archives Programme Languages: Not applicable Date Range: Early 20th century Extent: Tiff image
505. EAP563/1/5/5/344 Reference (shelfmark): EAP563/1/5/5/344 Title: Reinforced concrete structures. [Early 20th century] Scope & Content: Extent of original material: 1 glass plate Collection Area: Endangered Archives Programme Languages: Not applicable Date Range: Early 20th century Extent: Tiff image
506. EAP563/1/5/5/345 Reference (shelfmark): EAP563/1/5/5/345 Title: Construction works in La Boca, Buenos Aires. [Early 20th century] Scope & Content: Extent of original material: 1 glass plate Collection Area: Endangered Archives Programme Languages: Not applicable Date Range: Early 20th century Extent: Tiff image
507. EAP563/1/5/5/346 Reference (shelfmark): EAP563/1/5/5/346 Title: Beginning of a construction. [Early 20th century] Scope & Content: Extent of original material: 1 glass plate Collection Area: Endangered Archives Programme Languages: Not applicable Date Range: Early 20th century Extent: Tiff image
508. EAP563/1/5/5/347 Reference (shelfmark): EAP563/1/5/5/347 Title: Reinforced concrete structures. [Early 20th century] Scope & Content: Extent of original material: 1 glass plate Collection Area: Endangered Archives Programme Languages: Not applicable Date Range: Early 20th century Extent: Tiff image
509. EAP563/1/5/5/348 Reference (shelfmark): EAP563/1/5/5/348 Title: Ferrocarril al Pacìfico. Pacific Railroad. [Early 20th century] Scope & Content: Extent of original material: 1 glass plate Collection Area: Endangered Archives Programme Languages: Not applicable Date Range: Early 20th century Extent: Tiff image
510. EAP563/1/5/5/349 Reference (shelfmark): EAP563/1/5/5/349 Title: Inspection of a steel structure. [Early 20th century] Scope & Content: Extent of original material: 1 glass plate Collection Area: Endangered Archives Programme Languages: Not applicable Date Range: Early 20th century Extent: Tiff image