Library of Congress classification schedules: a cumulation of additions and changes through 1978 : Class S, agriculture, plant and animal industry, fish culture and fisheries, hunting sports 2026-02-15T21:00:24+03:00 DEBUG: VuFind\ILS\Driver\Folio: Token taken from global cache: eyJhbGciOiJIUzI1NiJ9.eyJzdWIiO... (Gale Research company, 1980)