In 1959 however, the Government introduced the Obscene Publications Act, with the aim to both strengthen the law concerning pornography and also to protect literature.
It created the publishing offence whereby it was an offence to publish material that was “obscene” – material that would deprave and corrupt persons who were likely to read, see or hear it.
At the same time however, any book considered obscene by some but that could be shown to have "redeeming social merit" might still be published.
This prompted Penguin to print off and store 200,000 copies of Lady Chatterley’s Lover, with the aim of completing a set of works by D.H.
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