Please note that the content of this book primarily consists of articles available from Wikipedia or other free sources online. John Plumbe, Jr. was an entrepreneurial photographer, gallerist, publisher, and an early advocate of an American transcontinental railroad in the mid-19th century. He established a franchise of photography studios in the 1840s in the U.S., with additional branches in Paris and Liverpool. He created a lithographic process for reproducing photographic images, called the "plumbeotype. "Plumbe was born in Castle Caereinion, Powys, Wales in 1809, to John Plumbe and Frances Margaretta Atherton. The family moved to Philipsburg, Pennsylvania in 1821, and later to Dubuque, Iowa.