- unitid
-
{"value"=>"3187035", "type"=>"local_mss"}
{"value"=>"324047", "type"=>"local_mss_av"}
- unitdate
-
{"value"=>"1976 February", "type"=>"inclusive", "normal"=>"1976-02"}
- unittitle
-
{"value"=>"Sedgwick, Henry O. -- Sedgwick Family Letters [1 and 2]"}
- physdesc
-
{"format"=>"structured", "physdesc_components"=>[{"name"=>"extent", "value"=>"1 audio recording", "unit"=>"audio_recordings"}]}
- date_start
-
1976-02
- keydate
-
1976-02
- date_end
-
1976-02
- date_inclusive_start
-
1976
- date_inclusive_end
-
1976