Centro Vasco de Arquitectura
Euskal Herriko Arkitektura Ikerkundea
http://www.npg.org.uk/collections/search/portraitLarge/mw73720/Ernest-Newton
http://www.npg.org.uk/collections/search/portraitLarge/mw73719/Ernest-Newton
http://www.npg.org.uk/collections/search/portraitLarge/mw134521/Ernest-Newton