Source : Webster's Revised Unabridged Dictionary (1913)

Myself \My*self"\, pron.; pl. {Ourselves}.
   I or me in person; -- used for emphasis, my own self or
   person; as I myself will do it; I have done it myself; --
   used also instead of me, as the object of the first person of
   a reflexive verb, without emphasis; as, I will defend myself.