Success with Kindlefix at last. Not sure exactly what I did except delete all books and download a new one.
Came thru beautifully and quickly, except that instead of the title
"Freakonomics" I have
DH uD- Go figure.
Thanks to Leep, PilotBob, and Boston. And to Igor for his script, and to python25, and my mother and father, my cat, the postman who delivered my Kindle............................