The strangling of a wealthy woman at an opulent Andirondack estate brings Lt. Valcour to investigate. He knows immediately who committed the crime, but can he p

Terror lay heavy on that strange household on the Canadian border -- but not until Lt. Valcour of the New York Police arrived did the hand of murder strike. Sou

When a wealthy New Yorker with a young bride is shot in his Manhattan mansion, then a blackmailing valet perishes in Easthampton, only Lt. Valcour can unravel t

The Sturm House has an atmosphere of the unpleasant. The shooting of Alice Tribeau only adds to the that impression for Lt. Valcour, as he arrives in the midst

Disaster at sea! When the yacht "Helsinor" strikes a reef in the Lesser Antilles, the passengers take to a lifeboat. Upon their return to the United States, acc