My Secrets of Beauty is a book written by Lina Cavalieri in 1914. The book provides a comprehensive guide to beauty and skincare, offering advice on how to achieve a flawless complexion, healthy hair, and a beautiful figure. Cavalieri, who was a famous Italian opera singer and actress, shares her personal beauty secrets and provides tips and tricks for maintaining a youthful appearance. The book covers a wide range of topics, including skincare routines,...