http://en.wikipedia.org/wiki/File:Thorvaldsen_som_ung.jpg

http://www.guldalder.dk/B_Thorvaldsen_uk.html

http://dkks.dk/thorvaldsen-bertel-en

http://es.wikipedia.org/wiki/Bertel_Thorvaldsen

Retrato de Berthel Thorvaldsen por Eckersgerg Christoffer Wilheim

http://www.terminartors.com/artworkprofile/Eckersberg_Christoffer_Wilhelm-Portrait_of_Berthel_Thorvaldsen

http://www.artvalue.com/auctionresult--clemens-johan-frederik-1749-18-portr-t-af-bertel-thorvaldsen-2419556.htm

Retrato de Von Amerling. Colección privada

http://www.oceansbridge.com/oil-paintings/page.php?xPage=sectionlist.html&xSec=552&page=2

Retrato de Von Amerling. Colección privada

http://www.artrenewal.org/pages/artwork.php?artworkid=36631