name   opened      closed       length                                 location
0  campbeltown and machrihanish light railway     1877        1932            -               mull of kintyre , scotland
1                           caphouse colliery     1988     present  c yards (m)  national coal mining museum , wakefield
2                              corris railway     1859     present            -                      machynlleth , wales
3                   hendra china stone quarry    1860s  after 1967      unknown                        nanpean , england
4                            huncoat colliery  unknown        1968      unknown                        huncoat , england
5                 plynlimon and hafan tramway     1897        1899            -                         talybont , wales
6              quarry close china stone works     1863        1973      unknown                        nanpean , england
7                            talyllyn railway     1865     present            -                            tywyn , wales
8                       york gasworks company     1915        1959   c feet (m)                           york , england

Table as JSON:
{"name":{"0":"campbeltown and machrihanish light railway","1":"caphouse colliery","2":"corris railway","3":"hendra china stone quarry","4":"huncoat colliery","5":"plynlimon and hafan tramway","6":"quarry close china stone works","7":"talyllyn railway","8":"york gasworks company"},"opened":{"0":"1877","1":"1988","2":"1859","3":"1860s","4":"unknown","5":"1897","6":"1863","7":"1865","8":"1915"},"closed":{"0":"1932","1":"present","2":"present","3":"after 1967","4":"1968","5":"1899","6":"1973","7":"present","8":"1959"},"length":{"0":"-","1":"c yards (m)","2":"-","3":"unknown","4":"unknown","5":"-","6":"unknown","7":"-","8":"c feet (m)"},"location":{"0":"mull of kintyre , scotland","1":"national coal mining museum , wakefield","2":"machynlleth , wales","3":"nanpean , england","4":"huncoat , england","5":"talybont , wales","6":"nanpean , england","7":"tywyn , wales","8":"york , england"}}