- unitid
-
{"value"=>"3404542", "type"=>"local_mss"}
{"value"=>"3", "type"=>"local_mss_er"}
- unitdate
-
{"value"=>"2006", "type"=>"inclusive", "normal"=>"2006"}
- unittitle
-
{"value"=>"Bells Materials Part 1"}
- physdesc
-
{"format"=>"structured", "physdesc_components"=>[{"name"=>"extent", "value"=>"32 computer files", "unit"=>"computer_files"}, {"name"=>"extent", "value"=>"4.5 gigabytes", "unit"=>"gigabytes"}]}
- date_start
-
2006
- keydate
-
2006
- date_end
-
2006
- date_inclusive_start
-
2006
- date_inclusive_end
-
2006
- extent_statement
-
4.5 gigabytes (32 computer files)