n大& O5aw几 98 makes yowd soue shine! 56/Manzeine the Catalog Depariment the rmber indicates a particular committee;the a group of correspoidonce;and the number 6 is a alsdirectly on the shelves or through the calondars in- B desig- ventories,or other listings maintalned by most archivists. cords by either rrd步m7 ctureris四oe0 rial syste0网， Casseftes. Cassettes,like phonorecords, in a small collection,alphabetically by title.While possiites doeist is preferable to koep the ar can be ar- f a professional musie cataloger is available,re- manufacturerst rumbers or accession sys- Current Issue移/57 ement simple. If possible,cassettes should be cords should be fully cataloged by AACB;otherwise a briet author-title listing will have to suffice. Plcture collections. to AACR As with most A-y materials,however. eriplive cataleging can be simplified,with briet title laced in the publie card catalog. cataloged ees best to subject arrangement in file cabinets.An mportant exception would be art pictures,where medium and artist are more important. Picture and photo collections lend ocume because of format, collections should, ocuments syste码 in vertical like Sheet maps.While atlases can and should be inte- special map cabinets. however, Libraries with grated into the general reference collection,sheet maps, home-made classification system map system type of map (nauti etc.)a C should be arranged geographically iin For a large collection, will have a n