Q: what is this book? Twice Told Tales
A: This book is part of the Petit Trianon Series and was published in 1899. See http://henryaltemus.com/series/images/S143_1899_p17.jpg
All the of the titles in this series are reprints.
In 1899 these books came boxed. There is only one format but it was published with numerous variant covers. The left half of the front cover is unchanged but the right half has been seen with many different decorative patterns. A few examples are shown below.
Except for very collectible titles, none of the books in this series have more than nominal value.