Show High Court Backs Rule On Dental Laboratory The state supreme court Thursday Thursday Thursday Thurs Thurs- day upheld a Third district court decision ordering W. W L L. L Withers Curtis Lamb and J. J W. W Shepard of Salt Lake City to divorce their dental laboratory from their dental dental dental den den- tal practice The district court had upheld a 1938 order of the department of registration alleging the three had violated the spirit of restrictions against dental advertising by operating operating operating op op- op- op the laboratory |