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Charles F Haanel

Charles F. Haanel (1866-1949) was born in Ann Arbor, Michigan. He started his own company and eventually founded one of the largest conglomerates of his time. Mr. Haanel put into books the ideas and methods he used to gain his success. Besides the Master Key System, which he wrote in 1917, he also wrote Mental Chemistry and The New Psychology (both available through Kallisti Publishing).