The tracks - along with other early studio sessions and unseen footage from shows at the start of their career - will come out this summer.
They will be part of a box set, Sound System, which draws together all their albums, rarities and tracks which did not feature on LPs.
The band made their first recordings at Beaconsfield Studios Buckinghamshire in 1976 with Julien Temple, the director who had befriended the band and went on to make The Sex Pistols movie The Great Rock And Roll Swindle.
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