CONSONANTS. Robert B. Mansour, 1984. Sound Filmstrip. 242 frames, colou , $69.50. (1. Consonants 2. Initial Consonant Sounds) Includes 2 audio-cassettes, teacher's guide. Distributed by ETHOS, 2250 Midland Ave., Scarborough, Ont., MlP 3E6. Grades 1-3 Reviewed by the Evaluation Committee of the Board of Education for the City of North York Volume 14 Number 3 1986 May This series makes a constructive entry into the teaching of the letters of the alphabet and their sounds. Each unit can be used as a complete lesson with follow-up exercises discriminating vowels and consonants. Recommended. From the Evaluation Committee of the Board of Education for the City of North York.