- unitid
-
{"value"=>"3099657", "type"=>"local_mss"}
- unitdate
-
{"value"=>"1956-1990", "type"=>"inclusive", "normal"=>"1956/1990"}
- unittitle
-
{"value"=>"Mechanical-Copyright Protection Society"}
- scopecontent
-
{"value"=>"<p>Concerns Contact, Valse Gonflable, Trois Suisses, Jed and Elmer, and Blues.</p>"}
- container
-
{"type"=>"box", "value"=>"1"}
{"type"=>"folder", "value"=>"17-18"}
- date_start
-
1956
- keydate
-
1956
- date_end
-
1990
- date_inclusive_start
-
1956
- date_inclusive_end
-
1990