Rai has fallen to the Diabolo! Ren ventures forth in an extremely risky effort to save his friend, but standing in his way are the Six Great Spirits. When these

Ren is now on a mission to find Rai, but in his way are the six great spirits. The plot thickens when seven-year-old Mio is found alive and well.

​Fracture, Fatigue, Failure and Damage Evolution, Volume 3 of the Proceedings of the 2020 SEM Annual Conference & Exposition on Experimental and Applied Mecha

This book is a volume in the Penn Press Anniversary Collection. To mark its 125th anniversary in 2015, the University of Pennsylvania Press rereleased more than