The Library of Congress > Linked Data Service
  Label Vocabulary Concept Subdivision Identifier
1. Navigation LC Subject Headings (LCSH)
Topic General Subdivision sh00006623
2. Power utilization LC Subject Headings (LCSH)
Topic General Subdivision sh00006957
3. Water rights LC Subject Headings (LCSH)
Topic General Subdivision sh2002006497
4. Regulation LC Subject Headings (LCSH)
Topic General Subdivision sh2002007662
5. Fertilization LC Subject Headings (LCSH)
Topic General Subdivision sh00005658


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