- unitid
-
{"value"=>"3587374", "type"=>"local_mss"}
{"value"=>"15", "type"=>"local_mss_er"}
- unitdate
-
{"value"=>"1999-2015", "type"=>"inclusive", "normal"=>"1999/2015"}
- physdesc
-
{"format"=>"structured", "physdesc_components"=>[{"name"=>"extent", "value"=>"9 computer files", "unit"=>"computer_files"}, {"name"=>"extent", "value"=>"4.0 megabytes", "unit"=>"megabytes"}]}
- date_start
-
1999
- keydate
-
1999
- date_end
-
2015
- date_inclusive_start
-
1999
- date_inclusive_end
-
2015
- extent_statement
-
4.0 megabytes (9 computer files)