Sins of the Fathers: A Novel by Herbert J. Stern and Alan A. Winter; Skyhorse Publishing Inc. © 2022; ISBN 9781510-769427; 432 pages, $29.99. By Donald H. Harrison SAN DIEGO – Here is a mixture of history, biography, and pure fiction depicting the political maneuvering of Adolf Hitler and the people closest to him between 1934 and 1938, the tumultuous years preceding World War II. The novel is a sequel to Stern’s and Winter’s Wolf, which told of Hitler’s earlier life. Both are narrated by the fictional Friedrich Richard, who supposedly came through World War I with Hitler, aided him in the fai…