PREFACE THE LETTERS OF W.A. MOZART, VOLUME I FIRST PART: ITALY/VIENNA/MUNICH 1770-1776 SECOND PART: MUNICH/AUGSBURG/MANNHEIM SEPT. 1777-MARCH 1778 THIRD PART: PARIS MARCH 1778-JANUARY 1779 FOURTH PART: MUNICH/IDOMENEO NOVEMBER 1780-JANUARY 1781