My copy: 9780977398846 As of this post, this book is not widely available beyond the Holocaust Museum Houston and it's affiliates. However, it's worth looking when you get the chance because of the sheer numbers of butterflies created for The Butterfly Project and the inability for many to see them outside of a museum visit. … Continue reading Taking Flight: Holocaust Museum Houston Remembers the 1.5 Million Children Who Perished in the Holocaust, by the HMH