graciously left their estate to be developed as a nature park.
Preston Park was the home and workplace of Frank Preston, an English-American engineer, ecologist and conservationist who helped found the Western Pennsylvania Conservancy.
Preston was a leading expert in glass technology. Among his accomplishments was the development of a lens polishing machine for George Eastman, the founder of Eastman Kodak. He invented a glass-melting furnace that allowed Corning Glass to create Corelle glassware.