The Pauper of Park Lane by William le Queux

That same afternoon, while Charlie Rolfe was bidding farewell to his sister Marion, Max Barclay was sitting in the cosy study of one of the smaller houses in Cromwell Road, smoking cigarettes with a thin-faced, grey-haired, grey-bearded man whose cast of features at once betrayed him to be a foreigner.

The well-furnished room was the typical den of a studious man, as its owner really was, for about it was an air of solid comfort, while upon the floor near where the elder man was lying back in his leather easy-chair were scattered some newspapers with headings in unfamiliar type -- the Greek alphabet.