ACKNOWLEDGMENTS
The Author desires to make special and grateful acknowledgment,
To Mr. Alan Lethbridge for his gracious and valuable assistance in the preparation of this book.
To Mr. Wilbur E. Mallalieu, General Agent of The National Board of Fire Underwriters for help in the preparation of statistical tables and for the use of some special photographs.
To Mr. Edwin O. Sachs and his co-directors in the British Fire Prevention Association for permission to use material and pictures from the reports of their Association.
To Mr. Frederick Smythe for the use of photographs.