TY  - BOOK
ED  - Educational Foundation for Visual Aids, London
TI  - Properties of matter ( motion picture): surfaces 
PY  - 1967///
CY  - London
PB  - Educational Foundation for Visual Aids
KW  - Surfaces (Physics)
KW  - Surface tension
N1  - backup in U-matic; Sir Lawrence talked about the surfaces of bodies and the properties of surfaces; Bahan rosak (Lupus)
ER  -