1903: First Spanish Edition of The Expression of the Emotions in Man and Animals in 2 Volumes by Charles DarwinLa expresión de las emociones en el hombre y en los animalesUsed. (For more details, please contact me)
About The Expression of the Emotions in Man and Animals
In this seminal work, Charles Darwin examines the genetic similarities among humans and animals, providing insights into the biological origins of their emotions.