Whilst the greatest effort has been made to ensure the quality of this text, due to the historical nature of this content, in some rare cases there may be minor issues with legibility. The demand of publishers for good pictures is increasing. Editors are eager to use the best photographs that may be obtained. They draw no distinction between the work of the amateur and that of the professional photographer. If a photograph meets their requirements, they buy it and care little whence it comes. The opportun ity to sell good pictures has never been better than it is to-day. To give accurate and helpful information with regard to making the camera a profitable invest ment is the purpose of this book. Frederick C. Davis is well-known to readers of photographic magazines, /and is a practical photographer in addition to being a successful and experienced professional writer. Mr. Davis has written this monograph in a non-technical style that will entertain the reader and encourage him to make the most of photography.