|From Egg to Inferno: a Dragon-Keeper's Guide|
1992 or earlier
- "This book contains everything you need to know about breeding dragons, but never taming them, that is far too dangerous. "
From Egg to Inferno: a Dragon-Keeper's Guide was a book about dragons kept in the Hogwarts Library. The book contains everything one might need to know about breeding dragons, but contains no information on how to tame one as the author considered this "too dangerous".