Blyth A 's chimneys stood at 140 metres ( 460 ft ) .
Blyth B 's chimneys stood at 170 metres ( 560 ft ) , major landmarks on the South East Northumberland skyline .
Blyth A 's chimneys stood at 140 metres ( 460 ft ) and Blyth B 's chimneys stood at 170 metres ( 560 ft ) , major landmarks on the South East Northumberland skyline .