John D Rockefeller Jr.

John D. Rockefeller Jr. was an American businessman, philanthropist, and conservationist. He was the son of John D. Rockefeller and was involved in various business ventures, including the development of the Rockefeller Center. He was also a prominent figure in the development of the Adirondack Park in upstate New York. Rockefeller Jr. was known for his love of nature and his efforts to preserve it. He was also a supporter of the arts and was involved in various cultural institutions. He passed away in 1978 at the age of 90.