- unitid
-
{"value"=>"3186748", "type"=>"local_mss"}
{"value"=>"323764", "type"=>"local_mss_av"}
- unitdate
-
{"value"=>"1978 June 23", "type"=>"inclusive", "normal"=>"1978-06-23"}
- unittitle
-
{"value"=>"Friedberg, Professor Sidney"}
- physdesc
-
{"format"=>"structured", "physdesc_components"=>[{"name"=>"extent", "value"=>"1 audio recording", "unit"=>"audio_recordings"}]}
- date_start
-
1978-06-23
- keydate
-
1978-06-23
- date_end
-
1978-06-23
- date_inclusive_start
-
1978
- date_inclusive_end
-
1978