Yes. Each book is a special, custom product so each book is made one at a time. Adding photos to the cover usually adds a day or two to the process.
In all cases, we strive for speed, so oftentimes, the books will arrive earlier than our estimates, but there is no guarantee of that. More.
I cant really gove you an answer,but what I can give you is a way to a solution, that is you have to find the anglde that you relate to or peaks your interest. A good paper is one that people get drawn into because it reaches them ln some way.As for me WW11 to me, I think of the holocaust and the effect it had on the survivors, their families and those who stood by and did nothing until it was too late.