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1. Why does the National Agricultural Library have a special tag (070) for its call numbers even though it has used LC Classification numbers since 1965? 

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2. If the NH State Library uses the LC schedules to create a classification number in the 050 tag of a record what will the indicators be?

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3. What should you find in subfield b of an 060 tag (containing the National Library of Medicine call number)

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4. Can you have more than one 082 tag (the Dewey Decimal Classification) in a single record?

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5. How does the Canadian classification, maintained by the Library of Canada, differ from the Library of Congress classification?

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