Centro Vasco de Arquitectura
Euskal Herriko Arkitektura Ikerkundea
http://www.aaa.si.edu/collections/viewer/philip-trammell-shutze-4189
http://news.beloblog.com/ProJo_Blogs/architecturehereandthere/2011/02/column-helping.html
http://www.blog.jaminbeatty.com/uncategorized/philip-trammell-shutze-america%E2%80%99s-greatest-classical-architect/