def extract_multiple(record, field, tag)
     a = Array.new
     record.fields(field).each do |field|
       a.push field[tag]
     end
     return a
   end
def extract_multiple(record, field, tag)
     a = Array.new
     record.fields(field).each do |field|
       a.push field[tag]
     end
     return a
   end
Extract Multiple fields for record