The Hamlyn junior science encyclopedia 2026-02-15T21:23:07+03:00 DEBUG: VuFind\ILS\Driver\Folio: Token taken from global cache: eyJhbGciOiJIUzI1NiJ9.eyJzdWIiO... - Daintith, John; Isaacs, Alan; Pitt, Valerie (Hamlyn, 1973)