Based on the Andrew Carnegie formula for money-making, The Master-Key to Riches describes in step-by-step detail today's greatest practical philosophy of success.

This amazing philosophy, culled from the success experiences of hundreds of the world's most powerful and wealthy men, will show you how to succeed in any walk of life. Unlock the door to your fortune using the secrets revealed in this book.

As well as explaining the practical philosophy for success, in this inspiring book, Napoleon Hill describes the key that will convert all your past failures into priceless assets and lead you to the attainment of the twelve great riches.