A Chain of Evidence is a locked room mystery set in an apartment building in New York City. Wealthy and nasty Robert Pembroke is found dead in his bed with a pin stuck in his neck, and the suspects are the only other people at home - his niece Janet and their housekeeper Charlotte. The door is chained, the windows latched and there is no sign of forced entry or exit. Carolyn Wells (1862-1942) was an American writer and poet. Among the most famous...