The "Handbook of Oil Painting from Today's Perspective" by Friedrich Jaennicke offers a comprehensive introduction to the techniques and theories of oil painting, particularly in the areas of landscape and portrait. The author discusses advancements in painting and emphasizes the importance of portraiture as a central aspect. This guide delves into the theory of oil painting, focusing on practical application and recommended mixtures for flesh tones. The book is aimed at art enthusiasts and aspiring artists who wish to expand their understanding and skills in oil painting. It is assumed that readers already have a basic knowledge of painting. Jaennicke also promotes aesthetic art understanding and provides valuable insights into the artistic practice of modern times.