TY  - BOOK
AU  - Educational Foundation for Visual Aids (Great Britain). Experimental Development Unit.
TI  - A report on 16mm sound film projectors
T2  - Report, 7
U1  - 681.13 E24r 
PY  - 1970///
CY  - London
PB  -  Educational Foundation for Visual Aids National Committee for Audio-Visual Aids in Education
KW  -  Motion picture projectors
ER  -