- unitid
-
{"value"=>"3295137", "type"=>"local_mss"}
{"value"=>"187", "type"=>"local_mss_er"}
- unitdate
-
{"value"=>"circa 1991", "type"=>"inclusive", "normal"=>"1991", "certainty"=>"approximate"}
- physdesc
-
{"format"=>"structured", "physdesc_components"=>[{"name"=>"extent", "value"=>"1 computer file", "unit"=>"computer_files"}, {"name"=>"extent", "value"=>"12.1 gigabytes", "unit"=>"gigabytes"}]}
- date_start
-
1991
- keydate
-
1991
- date_end
-
1991
- date_inclusive_start
-
1991
- date_inclusive_end
-
1991
- extent_statement
-
12.1 gigabytes (1 computer file)