Memoirs of the American Mathematical Society 1984; 91 pp; softcover Volume: 51 ISBN10: 0821823108 ISBN13: 9780821823101 List Price: US$23 Individual Members: US$13.80 Institutional Members: US$18.40 Order Code: MEMO/51/308
 Table of Contents  Introduction
 Mixed Hodge structures of a stable curve
 The topology of the versal deformation of a stable curve
 Limit Hodge structure of the versal deformation
 The Voronoi invariant
 Formulation of the main theorem
 The period matrix of 1motive
 First approximation to the nilpotent orbit
 Second approximation to the nilpotent orbit
 References
