October bookstore sales of $1,064 million were 3.5 percent ahead of the $1,028    million sales figure of a year ago, according to preliminary figures released    by the U.S. Bureau of the Census, Current Retail Trade Branch.  With the Census Bureau's recent adjustment of September figures upward from    $1,491 million to $1,524 million, October is the fifth month in a row that bookstore    sales showed improvement over the previous year.  Overall retail sales for October 2003 of $320 billion were 7.0 percent ahead    of the $299 billion in October 2002.