Copyright Statement:

• This work is available from the UC Santa Cruz Library. This digital copy of the work is intended to support research, teaching, and private study. This work is protected by U.S. Copyright Law (Title 17, U.S.C.). Use of this work beyond that allowed by ?fair use? requires written permission of the copyright holder(s). Responsibility for obtaining permission, and for any use or distribution of this work, rests exclusively with the user and not the UC Santa Cruz Library. If the work itself or our research has indicated that one or more individuals or entities is a current copyright holder, that information may be included in the Copyright Information field. Other sources for copyright information include the Creator field or copyright statements on the work. When available, contact information for requesting permission from copyright holder(s) will be linked from the Copyright Information field. If you have additional or conflicting information about ownership of rights in this work, please contact us at grateful@ucsc.edu.