View Original: | Cross sectional drawing of shield machine for downward track of Kammon railway tunnel.jpg (4082x4406) | |||
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Keywords: Cross sectional drawing of shield machine for downward track of Kammon railway tunnel.jpg ja 関 トンネルのシールドマシンの断 図 en Cross sectional drawing of shield machine for Kammon railway tunnel before 1939 関 隧道 添付図 Ministry of Railways Japan / 鉄道 other versions Custom license marker 2015 06 02 PD-Japan-organization Kanmon Railway Tunnel Uploaded with UploadWizard |