Centro Vasco de Arquitectura
Euskal Herriko Arkitektura Ikerkundea
https://ia800203.us.archive.org/BookReader/BookReaderImages.php?zip=/22/items/artinneedleworkb00dayliala/artinneedleworkb00dayliala_jp2.zip&file=artinneedleworkb00dayliala_jp2/artinneedleworkb00dayliala_0007.jp2&scale=8&rotate=0