Keywords: Air compressor for construction of Kammon railway tunnel.jpg ja 関 トンネルの建設工事用に用意された空気 縮機 en Air compressor for construction of Kammon railway tunnel before 1943 海底死闘六年関 トンネル Ministry of Railways Japan / 鉄道 other versions Custom license marker 2015 06 01 PD-Japan-oldphoto Uploaded with UploadWizard Kanmon Railway Tunnel Air compressors |