www.wired.com/2015/10/the-knick-thackery-halsted/
www.wired.com/2015/10/the-knick-thackery-halsted/%5B/caption%5D
[img[/img]
www.philamuseum.org/collections/permanent/299524.html
[img[/img]
www.philamuseum.org/collections/permanent/299524.html