ID: 3350 KW: AUDIOVISUAL MATERIALS BT: DOCUMENTS NT: DIAGRAMS NT: FILMS NT: FLOOR PLANS NT: GRAPHS NT: MAGNETIC DISCS NT: MAGNETIC TAPES NT: MAPS NT: MICROFILMS NT: PHOTOCOPIES NT: PHOTOGRAPHS NT: RECORDINGS NT: SLIDES RT: AUDIOVISUAL AIDS RT: MASS MEDIA FA: 19.02.01