DonBox's (amazing) book. http://images.amazon.com/images/P/0201634465.01.MZZZZZZZ.gif ISBN:0201634465 discusses ComponentObjectModel ---- http://weblogs.asp.net/gharwood/archive/2003/09/16/27827.aspx reported that DonBox get a copy of 9th printing in 2003, for a book on "old-school programming techniques" ---- CategoryBook, CategoryComponentObjectModel