- unitid
-
{"value"=>"3399704", "type"=>"local_mss"}
{"value"=>"567130", "type"=>"local_mss_av"}
- unitdate
-
{"value"=>"1979 January", "type"=>"inclusive", "normal"=>"1979-01"}
- unittitle
-
{"value"=>"Bird (Walden)"}
- physdesc
-
{"format"=>"structured", "physdesc_components"=>[{"name"=>"extent", "value"=>"1 audio recording", "unit"=>"audio_recordings"}]}
- scopecontent
-
{"value"=>"<p>Additional scanned resource available upon request.</p>"}
- date_start
-
1979-01
- keydate
-
1979-01
- date_end
-
1979-01
- date_inclusive_start
-
1979
- date_inclusive_end
-
1979
- extent_statement
-
1 audio recording