Lamb, Brydon.
Filmstrip and slide projectors in teaching and training; illustrations by Jacqueline Bateman. - London, National Committee for Audio-Visual Aids in Education, Educational Foundation for Visual Aids, [1971] - [4], 110 p. illus., form. 21 cm.
0900553235
72186912
B72-11357
Visual education.
LB1043.5 / .L28 1971
Filmstrip and slide projectors in teaching and training; illustrations by Jacqueline Bateman. - London, National Committee for Audio-Visual Aids in Education, Educational Foundation for Visual Aids, [1971] - [4], 110 p. illus., form. 21 cm.
0900553235
72186912
B72-11357
Visual education.
LB1043.5 / .L28 1971