[WWI] WWI novel series?

[Diego Fernetti]

> I just read a mystery by John Sandford. The main character is waiting
> to meet with someone, and goes to a bookstore. He purchases Goshawk
Squadron, and describes it as being the 3rd in a series. ??? I thought GS
was the writer's
> first book. Piece of Cake   was written some time later, and sure isn't
WWI.
> Am I missing some good reads??-John Marganski

That was fiction!
D.