- unitid
-
{"value"=>"3398555", "type"=>"local_mss"}
{"value"=>"516675", "type"=>"local_mss_av"}
- unitdate
-
{"value"=>"[1999 December]", "type"=>"inclusive", "normal"=>"1999-12", "certainty"=>"inferred"}
- unittitle
-
{"value"=>"Spiral Circu #8"}
- physdesc
-
{"format"=>"structured", "physdesc_components"=>[{"name"=>"extent", "value"=>"1 audio recording", "unit"=>"audio_recordings"}]}
- scopecontent
-
{"value"=>"<p>New Master DAT from PCM Master Sources</p>"}
- date_start
-
1999-12
- keydate
-
1999-12
- date_end
-
1999-12
- date_inclusive_start
-
1999
- date_inclusive_end
-
1999
- extent_statement
-
1 audio recording