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Should LC establish a number for an author for whom Fondren Library has already established a different number, the cataloger will change our number to conform with LC's decision (see Cutter Tables, Section VII, Chapter E for guidelines in constructing cutter numbers). The cataloger completes a boxwork form for works cataloged under the superseded number.
Notes: Another Library's practice about the application of PZ call numbers – https://staff.lib.ncsu.edu/confluence/display/MNC/PZ+Classification
2.2 Changed form of entry/call number anomaly
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