Scarlet Traces - Ian Edginton

A decade after the Martians abortive assault on the Earth and their attempt to establish an invasion bridgehead on the British Isles; the industrious Victorians have assimilated the Martian technologies into their everyday lives. However, there is something rotten at the heart of the Empire. When the bodies of several young women are found washed up on the Thames, enter Captain Robert Autumn and his former Sergeant Major Archie Currie. Together they are drawn into the mystery which leads them from the East End, and the poverty of North, to the Martian King!