- unitid
-
{"value"=>"3204983", "type"=>"local_mss"}
{"value"=>"564491", "type"=>"local_mss_av"}
- unitdate
-
{"value"=>"[1966]", "type"=>"inclusive", "normal"=>"1966", "certainty"=>"inferred"}
- unittitle
-
{"value"=>"The Velvet Underground - Ultimate Mono and Acetates [2]"}
- physdesc
-
{"format"=>"structured", "physdesc_components"=>[{"name"=>"extent", "value"=>"1 audio recording", "unit"=>"audio_recordings"}]}
- date_start
-
1966
- keydate
-
1966
- date_end
-
1966
- date_inclusive_start
-
1966
- date_inclusive_end
-
1966