The Library of Congress > Linked Data Service
  Label Vocabulary Concept Subdivision Identifier
21. Automatic control LC Subject Headings (LCSH)
Topic General Subdivision sh00007651
Control, Automatic
22. Air conditioning LC Subject Headings (LCSH)
Topic General Subdivision sh99002244
23. Lighting LC Subject Headings (LCSH)
Topic General Subdivision sh00006206
24. Transportation LC Subject Headings (LCSH)
Topic General Subdivision sh2001008994
25. Corrosion LC Subject Headings (LCSH)
Topic General Subdivision sh99005345
26. Collectors and collecting LC Subject Headings (LCSH)
Topic General Subdivision sh99005241
Collecting of objects


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