212 books • 40 series
King Solomon's Mines (Step-up Adventures) (Wordsworth's Children's Classics) (Penguin Joint Venture Readers S.) (Junior Classics) (School Classics S.) (Jason S.) (Compact English Classics) (Puffin Story Books) (Award Essential Classics) (Illustrated British Classics) (Transatlantic Classics) (Beaver Books) (Children's Illustrated Classics S.) (Dover Thrift Editions) (Gem KBSM Classic Readers) (Chosen Books) (Spanish children's classics, #8)