lib/marc/datafield.rb in marc-0.2.0 vs lib/marc/datafield.rb in marc-0.2.1

@@ -56,10 +56,10 @@
       @indicator1 = i1 == nil ? ' ' : i1
       @indicator2 = i2 == nil ? ' ' : i2
       @subfields = []
 
       # must use MARC::ControlField for tags < 010
-      if @tag.to_i < 10
+      if @tag.to_i < 10 and not @tag =~ /[A-z]/
         raise MARC::Exception.new(),
           "MARC::DataField objects can't have tags < 010"
       end
 
       # allows MARC::Subfield objects to be passed directly