DONALD LAM is home from the wars and up to his neck in the hard-hitting, swift-moving murder mystery Give ’Em the Ax. The voices were low and to Bertha Cool’s trained ear — never-ending. She’d tell that Elsie Brand a thing or two about wasting time conversing with clients... Flinging open the door, Bertha stomped angrily into the reception room. Her glittering little eyes widened, her jaw dropp...