The Library of Congress > Linked Data Service
  Label Vocabulary Concept Subdivision Identifier
1. Archives LC Subject Headings (LCSH)
Topic General Subdivision sh99001931
2. History LC Subject Headings (LCSH)
Topic General Subdivision sh99005024
Frontier troubles ; Frontier troubles
3. Medical examinations LC Subject Headings (LCSH)
Topic General Subdivision sh00006612
4. Transportation LC Subject Headings (LCSH)
Topic General Subdivision sh2001008994


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