TY  - BOOK
ED  -  Educational Foundation for Visual Aids.
ED  -  Educational Foundation for Visual Aids.
TI  -  Visual aids : :  films, filmstrips and transparencies / 
U1  -  371.335 EDU 
PY  - 1970///
CY  -  London : 
PB  -  Educational Foundation for Visual Aids., 
KW  -  Audio-visual aids
KW  -  Motion pictures in education
KW  -  Great Britain
N1  -  Prt vii. Industrial processes, technical training crafts
ER  -