What alternate history books are a must read?

'Deighton's best book ... an absorbingly exciting spy story that is also a fascinating exercise in might-have-been speculation' The New York Times Book ReviewIt is 1941 and Germany has won the war. Britain is occupied, Churchill executed and the King...

Apologies but we at SciFier don't have a full description for this book.AwardsShort-listed for Nebula Awards 1998.Book InformationISBN 9780345406149Author Harry TurtledoveFormat PaperbackPage Count 608Imprint Ballantine Books Inc.Publisher Random House...