Tag Index — Infrastructure
Floodgate Works
2 plates
Plate 70 — Flood control structure, section 7-4, winter survey
Plate 70 — Flood control structure, section 7-4, winter survey
January 18, 1937
No. 12-1937-000070
Plate 107 — Sluice gate mechanism, winter, River Improvement District
Plate 107 — Sluice gate mechanism, winter, River Improvement District
January 1912
No. 04-1912-000107