Library of Congress

Authorities & Vocabularies

The Library of Congress > Linked Data Service
  Label Vocabulary Concept Subdivision Identifier
1. Standard pitch
Authority stanpitch
2. Lateral or combined cutting
Authority lateral
3. Microgroove
Authority micro
4. Coarse groove
Authority coarse
5. Fine pitch
Authority finepitch
6. Vertical cutting
Authority vertical
Hill-and-dale cutting

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