The first year experience charts / by Mary Helen Richards; illustrated by Trudi RichardsMary Helen Richards · First published 1967Open the Tome
The fourth year [by] Mary Helen Richards [and] Robert SimonMary Helen Richards · First published 1966Open the Tome
Musical Sketchbook I (Threshold to Music Program)Mary Helen Richards · First published 1985Open the Tome
Kindergarten experience charts, and Teacher's manualMary Helen Richards · First published 1967Open the Tome
Teaching music through songs hand singing, and inner hearingMary Helen Richards · First published 1966Open the Tome
