Hallmark of Murder — Ray Harrison

Sprawled in front of the City goldsmith's open safe was the body of the establishment's proprietor, Rodger Newby, the Square Mile's Lord Mayor elect. The disappearance of a priceless punchbowl; the unburnt corner of a deed paper; a bronze statuette wiped clean; the clues accumulate for the bluff Sergeant Bragg and his aristocratic colleague, Constable Morton. Then the hunt for Newby's murderer takes a dramatic turn with a further fatal shooting...