- unitid
-
{"value"=>"3278093", "type"=>"local_mss"}
{"value"=>"500052", "type"=>"local_mss_av"}
- unitdate
-
{"value"=>"circa 1964", "type"=>"inclusive", "normal"=>"1964", "certainty"=>"approximate"}
- unittitle
-
{"value"=>"Boston Clear Plastic - Tape 3"}
- physdesc
-
{"format"=>"structured", "physdesc_components"=>[{"name"=>"extent", "value"=>"1 audio recording", "unit"=>"audio_recordings"}]}
- date_start
-
1964
- keydate
-
1964
- date_end
-
1964
- date_inclusive_start
-
1964
- date_inclusive_end
-
1964
- extent_statement
-
1 audio recording