- unitid
-
{"value"=>"3034437", "type"=>"local_mss"}
{"value"=>"42", "type"=>"local_mss_er"}
- unitdate
-
{"value"=>"2002", "type"=>"inclusive", "normal"=>"2002"}
- unittitle
-
{"value"=>"Letters and Memos"}
- physdesc
-
{"format"=>"structured", "physdesc_components"=>[{"name"=>"extent", "value"=>"256 computer files", "unit"=>"computer_files"}, {"name"=>"extent", "value"=>"6.5 megabytes", "unit"=>"megabytes"}]}
- date_start
-
2002
- keydate
-
2002
- date_end
-
2002
- date_inclusive_start
-
2002
- date_inclusive_end
-
2002
- extent_statement
-
6.5 megabytes (256 computer files)