Favorite bookseller : you've previously added this bookseller to your favorites list.

title page : A page where the title of the book, the author's name and publication information usually appear.

f/f : Fine condition book, with fine condition dust jacket. Fine condition is defined by AB Bookman's Weekly as "approaches the condition of As New, but without being crisp. For the use of the term Fine there must also be no defects, etc., and if the jacket has a small tear, or other defect, or looks worn, this should be noted."