From ISFDB

Paperback Parlour

Paperback Parlour / Inferno was a bi-monthly publication of the BSFA, and contained reviews of British paperback SF. From the nineteenth issue the title was changed to Paperback Inferno.

Currently, the better resource is here.

1980	Feb	N/A
1979	Feb	Apr	Jun	Aug	Oct	Dec
1978	Feb	Apr	Jun	Aug	Oct	Dec
1977	Feb	Apr	Jun	Aug	Oct	Dec