It Works by R.H. Jarrett is a classic, 10-minute "little red book" outlining a three-step method for manifesting desires through intense focus and belief. It argues that by clearly defining, concentrating on, and mentally acting upon specific goals, an individual can harness an inner power to achieve prosperity, relationships, and success.
Little is known of Roy Herbert Jarrett who was born in 1874. It Works was published as a slim self help pamphlet in 1926 and has undergone numerous re-printings since.
A simple book on goal setting and focused intention, it's a perfect starting place for those investigating the laws of attraction and prosperity.