The drowned ones

"1827, Redditch, Worcestershire: Thomas Potts is despairing of his courtship of Amy Danks. With neither money nor prospects, she will surely look elsewhere. But when the body of a girl is found in the canal, Potts is drawn into the investigation, and he is sure the {u2018}Leggers{u2019}, town outcasts who work on the barges, know something. As more murders ensue, Tom risks everything to get to the truth ..."--Publisher.