The Pool of Blood in the Pastor's Study is a classic mystery novel written by Grace Isabel Colbron. The story revolves around the murder of a wealthy businessman, Mr. Jarvis Hamet, who is found dead in the study of his pastor, Reverend Arthur Bannister. The murder weapon, a blood-stained knife, is discovered in the pastor's desk, and he becomes the prime suspect in the case.The investigation is led by Inspector Joseph Devlin, who is determined to...