MCCONATHY, OSBOURNE. Junior band course of the Ditson School and community band series. Prepared by Osbourne McConathy, Russell V. Morgan and Harry F. Clarke. Book. 2. D flat piccolos and C flute. © 10Jun30; AA43874. Osbourne William McConathy (C), Mrs. Russell V. Morgan (W), Harry F. Clarke (A); 12Jul57; R195664.