Maeve, by Jo Clayton
The Fatal Fashione, by Karen Harper; Thomas Dunne Books/St. Martin's Minotaur/St. Martin's Press, January 2006. Using historical persons as main characters is always chancy, and using them as main viewpoint charactacters even more so, but in this series it seems to work ok, as far as my limited knowledge can tell.
Random musings on books, code, and tabletop games.