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clarion
clarion call
clarity
Clark cell
Clarksburg
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claro
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class number
class num·ber (plural class num·bers)


noun 
Definition:
 
book identification in library: a series of letters and/or numbers on a book or other publication in a library identifying it, the category of its subject matter, and usually its shelf location
Encarta® World English Dictionary [North American Edition] © & (P)2009 Microsoft Corporation. All rights reserved. Developed for Microsoft by Bloomsbury Publishing Plc.
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