- unitid
-
{"value"=>"3587554", "type"=>"local_mss"}
- unitdate
-
{"value"=>"circa 1930s-1970s", "type"=>"inclusive", "normal"=>"1930/1979", "certainty"=>"approximate"}
- unittitle
-
{"value"=>"SERIES IV: UNIDENTIFIED"}
- physdesc
-
{"format"=>"structured", "physdesc_components"=>[{"name"=>"extent", "value"=>"6 audio_recordings", "unit"=>"audio_recordings"}]}
- scopecontent
-
{"value"=>"<p>Six audio recordings. Little information regarding these items' content was known at the time of publishing.</p>"}
- date_start
-
1930
- keydate
-
1930
- date_end
-
1979
- date_inclusive_start
-
1930
- date_inclusive_end
-
1979
- extent_statement
-
6 audio_recordings