Ponderosa Ranch high in the Sierra Nevada, with a large ranch house in the center of it. Ben Cartwright was said to have built the original, smaller homestead after moving from New Orleans with his pregnant third wife Marie and his two sons, Adam and Hoss. The grown Adam, an architect/engineer, designed the later sprawling ranch house as depicted on TV ("Bonanza, The Philip Diedesheimer Story", Oct. 31, 1959, NBC-TV; "Bonanza: The Return", April 1993, NBC-TV). The fictional ranch was roughly a two-hour horse ride from Virginia City, Nevada. (Note: There are slight variations as to the origin of the Ponderosa Ranch,
Thomas Cartwright (architect) 1668. He was the architect employed by Sir Robert Clayton, president of the St Thomas' Hospital, to rebuild and the hospital and nearby St Thomas Church on St Thomas Street, SE1, on what is now the site of London Bridge Station. Thomas Cartwright (architect) Thomas Cartwright (c. 1635 – 27 December 1703) was a 17th-century English architect. Cartwright was born in Hertfordshire; his parents were Timothy Cartwright of Gloucestershire and Penelope Segar, whose first husband was Nicholas Charles. Cartwright became a Liveryman of the Masons' Company, and was worked in London on numerous buildings in the aftermath of the Great