-------- Original Message -------- Subject: examples of relief Date: Wed, 07 Jan 2009 11:29:40 -0700 From: [log in to unmask] To: MAPS-L <[log in to unmask]> maphist Hello there, I am a rare books cataloger that has just recently started to catalog cartographic materials (usually pre-20th century) and I've discovered that identifying types of relief has been a bit more confusing than I expected it to be. So, I am looking for sites and/or sources that have good descriptions and depictions of different forms of relief used over the centuries. Any suggestions would be greatly appreciated. Thanks, Silvana