TY - JOUR AB - A regular feature giving news and comment on events and productions in the field of visual aids for technical and scientific teaching and training TI - Visual aids JF - Education + Training DO - 10.1108/eb014780 DA - 1960-01-01 UR - https://www.deepdyve.com/lp/emerald-publishing/visual-aids-QANbAW8efY SP - 40 EP - 41 VL - 2 IS - 1 DP - DeepDyve ER -