Heavy electrical engineering, 2026-02-15T19:32:27+03:00 DEBUG: VuFind\ILS\Driver\Folio: Token taken from global cache: eyJhbGciOiJIUzI1NiJ9.eyJzdWIiO... - Hobart, H. M. (Henry Metcalf), 1868-1946 (Constable, 1908)