- unitid
-
{"value"=>"3239221", "type"=>"local_mss"}
- unitdate
-
{"value"=>"1975-1977", "type"=>"inclusive", "normal"=>"1975/1977"}
- unittitle
-
{"value"=>"P.E.N. (Poets, Playwrights, Essayists, Editors, Novelists) Prison Writing Program Committee"}
- container
-
{"type"=>"box", "value"=>"1"}
{"type"=>"folder", "value"=>"20"}
- date_start
-
1975
- keydate
-
1975
- date_end
-
1977
- date_inclusive_start
-
1975
- date_inclusive_end
-
1977