- unitid
-
{"value"=>"3606031", "type"=>"local_mss"}
{"value"=>"94", "type"=>"local_mss_er"}
- unitdate
-
{"value"=>"2007-2012", "type"=>"inclusive", "normal"=>"2007/2012"}
- physdesc
-
{"format"=>"structured", "physdesc_components"=>[{"name"=>"extent", "value"=>"13 computer files", "unit"=>"computer_files"}, {"name"=>"extent", "value"=>"1.2 megabytes", "unit"=>"megabytes"}]}
- date_start
-
2007
- keydate
-
2007
- date_end
-
2012
- date_inclusive_start
-
2007
- date_inclusive_end
-
2012