The Library of Congress > Linked Data Service
  Label Vocabulary Concept Subdivision Identifier
1. Specifications LC Subject Headings (LCSH)
GenreForm Form Subdivision sh99001748
Contracts and specifications
2. Environmental aspects LC Subject Headings (LCSH)
Topic General Subdivision sh99005383
3. Specifications LC Subject Headings (LCSH)
Topic General Subdivision sh99001985
Contracts and specifications


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