Centro Vasco de Arquitectura
Euskal Herriko Arkitektura Ikerkundea
http://en.wikipedia.org/wiki/Robert_Adam
http://www.scotcities.com/edinburgh.htm
http://www.probertencyclopaedia.com/cgi-bin/res.pl?keyword=Robert+Adam&offset=0
https://www.mediastorehouse.com/historic-england/heritage/objects-artefacts/cameo-robert-adam-j900015-3693598.html
https://www.nationalgalleries.org/art-and-artists/1680/robert-adam-1728-1792-architect
https://en.wikipedia.org/wiki/Robert_Adam