[Page 69]: “for heterogenious groups” changed to “for heterogeneous groups”
[Page 77]: “preferable the piano” changed to “preferably the piano”
[Page 78]: “places of assemble” changed to “places of assembly”
[Page 84]: “barbershop and other public” changed to “barbershops and other public”
[Page 92]: “alloting certain periods” changed to “allotting certain periods”
[Page 94]: “musical programs and hospital announcement,” changed to “musical programs and hospital announcements,”
[Page 110]: “age range of the patient” changed to “age range of the patients”
[Page 115]: “with continuous acession” changed to “with continuous accession”
[Page 120]: “the appelation “music aide”” changed to “the appellation “music aide””
[Page 122]: “programing for concerts” changed to “programming for concerts”