Acknowledgments
The essays in this book were written over a period of some five or six years and, in the course of their production, I have enjoyed the assistance of numerous people and institutions. With individual chapters, acknowledgments of assistance appear in the appropriate Notes and References: here there is space only to say a general ‘thank you’ to all who helped over the years in this work. In putting together the essays as a book, I have been greatly assisted by Sarah Montgomery, who did wordprocessing and provided friendship and encouragement; by Jim Adams of the BFI Education Department, who produced many of the illustrations; and by Philippa Brewster, Helen Armitage and Helen Mott of Routledge & Kegan Paul, who have been unfailingly ...