Buck, Pearl S. Book is a collection of three works by the American author Pearl S. Buck. The first work is 'Sons', a novel about a Chinese family's struggles with poverty and their search for a better life. The second work is 'Olan', a short story about a young girl's journey to adulthood. The third work is 'EARTH', a poem about the beauty of nature and the importance of preserving it. Together, these three works provide an insightful look into the life and times of Pearl S. Buck.