Tag Index — Operations
Winter Operations
5 plates
Plate 85 — Ore dock, winter conditions, North Channel
Plate 85 — Ore dock, winter conditions, North Channel
1914 [estimated]
No. 06-1914-000085
Plate 103 — River gauge station, Black River, winter
Plate 103 — River gauge station, Black River, winter
December 1912 [estimated]
No. 01-1912-000103
Plate 63 — Telegraph line survey, flood plain, winter
Plate 63 — Telegraph line survey, flood plain, winter
January 17, 1912
No. 04-1912-000063
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