Show iii GE CHAPTER Selection evaluation 21 purchasing ! I 21 Introduction Who 21 does the evaluating and selecting? The St selecting films filmstrips Louis method of 22 and recordings Criteria for the selection and evaluation of free 23 material Sponsored 23 aids audio-visu- al Selection and evaluation of films and filmstrips 25 Evaluating slides 26 Evaluation and selection of pictures 27 Selection andf evaluation of recordings 28 28 Purchasing 30 Storage and maintenance 30 Introduction Necessary equipment and facilities Catalogs Maintenance of films and slides Film maintenance Splicing film Storing pictures Maintenance of recorders Photographs and £ prints 30 |