Following the clue, he arrived at a small tenement where he found Margaret Bly, a brilliant but overlooked mechanic once employed by Pemberton. She confessed calmly.
The Silent Automaton
The prime suspect was Silas Tipton, the inventor’s bitter rival. But Murdoch noticed a detail everyone missed—a smudge of grease on the automaton’s gearbox, inconsistent with Tipton’s clean workshop. murdoch mysteries afilmywap