None of them have an alibi. All of them had a reason to pull the trigger.

Major Cambert and his grandson Jim were known to have quarreled bitterly over Jim's choice of a wife, so when the Major is found shot dead by his own fireside a few nights later, Jim is the prime suspect—and a suspect without an alibi. But there were others who may have held a grudge against the Major too: an obnoxious ex-soldier, a sullen ranch hand…and Jim's fiancée. And none of them can account for their whereabouts during the dark hour when Major Cambert was murdered. With no other evidence to go on, Mrs. Meade will have to apply all her wits to discover who is really guilty…
"The Silent Hour" is a novella, approximately 19,100 words long.

If you're a fan of Agatha Christie's Miss Marple and Anna Katharine Green's Miss Amelia Butterworth, you'll love this quick trip back to the mountain West of the Edwardian era, with a shrewd lady sleuth to apply her wits to its puzzles.