There are some photos of Sheffield record shops, including Fopp Records, at this link:
https://www.thestar.co.uk/heritage-and-retro/retro/sheffields-great-record-shops-13-photos-of-citys-well-loved-record-stores-of-the-60s-70s-80s-and-90s-4231586?page=2
https://www.thestar.co.uk/heritage-and-retro/retro/sheffields-great-record-shops-13-photos-of-citys-well-loved-record-stores-of-the-60s-70s-80s-and-90s-4231586?page=2