Aids

Abstract

Overhead Films move; the transparencies on your overhead projector screen don't. Or didn't. From now on, though, colleges and schools can start buying in OHP transparencies that have their own built‐in ‘moving’ effect.’

Citation

Sproule, A. and Crocker, T. (1973), "Aids", Education + Training, Vol. 15 No. 4, pp. 151-153. https://doi.org/10.1108/eb016286