Johanna Spyri (June 12, 1827 — July 7, 1901), Swiss novelist, writer, children's writer | World Biographical Encyclopedia
Amazon.com: Erick and Sally (Children's Classics) eBook : Johanna Spyri: Kindle Store
Spyri Johanna - Wordsworth Editions
File:Bernhard Spyri.jpg - Wikimedia Commons
Spyri hi-res stock photography and images - Alamy
Heidi - Wikipedia
Johanna Spyri: Heidi and 8 other novels eBook by Johanna Spyri - EPUB | Rakuten Kobo United States
File:Spyri 1856.jpg - Wikimedia Commons
Johanna Spyri Facts for Kids
Heidi by Johanna Spyri - Enya's Attic
Gritli's Children a book by Johanna Spyri and Louise Brooks
Johanna Spyri: a writer ahead of her time – The Writing Studio
Johanna spyri hi-res stock photography and images - Alamy
100 Greatest Women On Coins Series: Johanna Spyri | The Coin Vault
Johanna Spyri - ClassicBooks.com
Heidi by Johanna Spyri - Enya's Attic
Johanna Spyri Facts for Kids | KidzSearch.com
Johanna Spyri - IMDb
File:Bernhard Diethelm Spyri.jpg - Wikimedia Commons
Heidi by Johanna Spyri: 9781454945666 - Union Square & Co.
