Grant Allen's 'The Colour-Sense: Its Origin and Development' is a groundbreaking work that delves into the fascinating world of color perception. Published in 1879, this book explores the scientific and psychological aspects of how humans perceive color, as well as the cultural and historical influences that shape our understanding of color. Allen's writing style is both informative and engaging, making complex scientific concepts accessible to a wide audience. This book is a significant contribution to the field of color theory and continues to be referenced by modern scholars in the field of psychology and sensory perception. Grant Allen, a Canadian-born writer and scientist, was known for his diverse interests and prolific writing career. His background in science and his passion for literature are evident in 'The Colour-Sense', as he seamlessly weaves together scientific research and literary analysis. Allen's meticulous research and thoughtful insights make this book a must-read for anyone interested in the intersection of science, psychology, and culture. I highly recommend 'The Colour-Sense: Its Origin and Development' to readers interested in color theory, psychology, and the history of sensory perception. Grant Allen's comprehensive exploration of the color-sense is sure to enlighten and inspire anyone curious about the nuances of human perception.