Classification system and subject list / 
the Library & Research Center at the National Watch and Clock Museum. 
 - 42 unnumbered pages, 23 pages ;  29 cm 
<br/><br/> Pages are single-sided. 
<br/><br/><label>Subjects--Corporate Names: </label><br/>National Association of Watch and Clock Collectors. Watch and Clock Museum --Library.
<br/><br/><label>Subjects--Topical Terms: </label><br/>Classification--Books--Horology.<br/>Subject headings--Horology.
<br/><br/><label>Subjects--Index Terms: </label>classification system NWCM NAWCC Timekeeper (general) USA Reference Library