Appearences of Landside at the 7 th Shiboro Kabetsu River Bridge near Shimizuzawa along Yubari line, J.N.R.
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- 169.国鉄の斜面崩壊の実態と対策(斜面安定)
- Appearences of Landside at the 7 th Shiboro Kabetsu River Bridge near Shimizuzawa along Yubari line, J.N.R.