Tag Index — Infrastructure
Signal Infrastructure
2 plates
Plate 98 — Rail switching yard, night operations, Inland Works District
Plate 98 — Rail switching yard, night operations, Inland Works District
1923 [estimated]
No. 09-1923-000098
Plate 63 — Telegraph line survey, flood plain, winter
Plate 63 — Telegraph line survey, flood plain, winter
January 17, 1912
No. 04-1912-000063