The Collaborative International Dictionary of English v.0.48:

Anecdotage \An"ec*do`tage\, n.
   Anecdotes collectively; a collection of anecdotes.
   [1913 Webster]

         All history, therefore, being built partly, and some of
         it altogether, upon anecdotage, must be a tissue of
         lies.                                    --De Quincey.
   [1913 Webster]