The Furies - Keith Roberts

America and Russian both explode huge H-bombs simultaneously. The tests go wrong, cracking the seabed, rupturing continents and engulfing cities. The Thames flattens into a flood plain, London is drowned. Now comes cosmic retribution - giant wasps, monstrous and deadly, directed by a supernatural intelligence, invade a reeling world. In England, isolated guerrillas fight on.

Small tear and crease to cover.