Says on here the old shops were knocked down in 1979.
Lancashire Lantern | Subjects | Item
If that's right the supermarket wasn't built then.
The corner shop at the top of Cross Street was owned by May, who owned loads of properties, including the 'hotel' on Stonebridge Lane.
I remember buying a painting from her shop, when it was a second hand/antique shop, which I thought was in 1980.