Atherton Collieries - Bradford PA

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{"lg_-1":[2,2,2,6],"lg_-1_6":[2,2,2,6],"lg_62":[2,2,1,5],"lg_62_6":[2,2,1,5],"lg_252":[null,null,1,1],"lg_252_6":[null,null,1,1]}

{"lg_-1":[1,0,1,2],"lg_-1_6":[1,0,1,2],"lg_252":[1,null,1,2],"lg_252_6":[1,null,1,2]}

{"lg_-1":[0,2,0,2],"lg_-1_6":[0,2,0,2],"lg_62":[null,2,null,2],"lg_62_6":[null,2,null,2]}