MEDICINE HAT: "GAS CITY." Robert B. Mansour, n.d. Kit. $44.50. Includes 20 slides, 30 topographic maps, 30 stereo air photographs, teacher's guide. Distributed by ETHOS, 2250 Midland Ave., Scarborough, Ont., M1P 3E6 Grades 7 and up Reviewed by the Evaluation Committee of the Board of Education for the City of North York Volume 13 Number 5 1985 September The manual and materials comprising this kit are quite wide-ranging. Useful in any Canadian geography course as the program encourages student involvement. Recommended. From the Evaluation Committee of the Board of Education for the City of North York.