- unitid
-
{"value"=>"3341908", "type"=>"local_mss"}
- unitdate
-
{"value"=>"1972", "type"=>"inclusive", "normal"=>"1972"}
{"value"=>"1976", "type"=>"inclusive", "normal"=>"1976"}
- unittitle
-
{"value"=>"Grove's Dictionary of Music and Musicians"}
- container
-
{"type"=>"box", "value"=>"31"}
{"type"=>"folder", "value"=>"7"}
- date_start
-
1972
- keydate
-
1972
- date_end
-
1976
- date_inclusive_start
-
1972
- date_inclusive_end
-
1976