http://www.helium.com/knowledge/161790-antique-appraisals-what-you-need-to-know.xml Helium.com > Antiques & Collecting (Other) > Antique appraisals: What you need to know en-us Copyright Helium.com Tue, 25 Nov 2008 13:28:52 GMT Tue, 25 Nov 2008 13:28:52 GMT