I have just started using the EAD, so probably my question will be easy to answer.
 
Inside the <archdesc> and in <c> we can declare the attribute level. In which cases do we have to use the value "class" for the attribute level?
 
Thank you
 
 
Vasiliki Bountouri
ABEKT
National Documentation Center
National Hellenic Research Foundation
Tel. No: 210 7273972