Published in 1881 as two separate books. Became one of Switzerland's best-selling books. Inspired by German author Adam Von Kamp's "Adealaide"
Johanna Spyri published Heidi in German in 1880. Novel has sold over 50 million copies worldwide. Spyri was born in Zurich and spent summers in Maienfeld. She published 32 other children's books before her death in 1901
1974 Japanese anime based on Johanna Spyri's 1880 novel. Directed by Isao Takahata with contributions from multiple animators. Studio split into Nippon Animation and Zuiyo Enterprises in 1975. 1979 film edit engineered solely by Zuiyo
Published by Johanna Spyri between 1880-1881 as two parts. Story follows 5-year-old Heidi in Swiss Alps under grandfather's care. One of best-selling books ever written, translated into 50 languages
Based on Johanna Spyri's 1881 novel, adapted as a children's animated series. Original 2007 series was co-produced by Swiss-French-Italian-Australian companies. Distributed in 138 countries worldwide
Published in 1880 by Johanna Spyri. Currently available in fee version. Received 4.03/5 rating on Goodreads. Translated into over 50 languages