Wigan industrial unrest: 1893 to 2011.
13. Postal workers picket outside Wigan sorting offices as part of a national strike
.Photo: PAUL GREENWOOD
14. PCS members during a 24-hour strike at Brocol House, Wigan
.Photo: Frank Orrell
15. Pickets at Wigan Saw Mill during the 1974 general strike
.Photo: SUBMITTED
16. Strikers at the Kitt Green Heinz factory in 1969
.Photo: SUBMITTED