The laws directed against adulteration and fraudulent or unfair dealing have undoubtedly done much good wherever they have been enforced. Their application in this and in other countries has shown how widespread are these practices and how various are their forms, while the punishment of real offenders, in the by no means large proportion of cases where it has been possible to bring forward sufficient proof of guilt, has certainly not been displeasing to the general public, and must have afforded particular satisfaction to those members of the trading community who have appreciated the injury done to them by unfair or actually dishonest competition.