[Andi]

The New York Metropolitan Museum of Art has some really nice medieval shields in its collection and some HD-Images on its website:

http://www.metmuseum.org/collections...tions/40006290

http://www.metmuseum.org/collections...tions/40005369

http://www.metmuseum.org/collections...tions/40011274

http://www.metmuseum.org/Collections...tions/40005181

http://www.metmuseum.org/Collections...tions/40001569

http://www.metmuseum.org/Collections...tions/40001548


A really outstanding nice shield:

http://www.metmuseum.org/collections...tions/40001083


The standing shields from Erfurt unfortunately without images:

http://www.metmuseum.org/collections...tions/40001549

http://www.metmuseum.org/Collections...tions/40001062
Due to copyright reasons I have not posted the images.