The author of this book, Edward Miller, was a colleague of Dean Burgon. Because of this, he followed the method laid down in Dean Burgon"s books such as "The Revision Revised," "The Last Twelve Verses of Mark," "The Traditional Text," and "Causes of Corruption." This "Guide" might be looked at as a summary of the principles found in the above four books by Dean Burgon. This book should be in everyone"s library.