- unitid
-
{"value"=>"3486401", "type"=>"local_mss"}
{"value"=>"300228", "type"=>"local_mss_av"}
{"value"=>"137A", "type"=>"local_call"}
- unittitle
-
{"value"=>"Main Line"}
- physdesc
-
{"format"=>"structured", "physdesc_components"=>[{"name"=>"extent", "value"=>"00:04:13", "unit"=>"timecode"}]}
{"format"=>"structured", "physdesc_components"=>[{"name"=>"extent", "value"=>"1 audio recording", "unit"=>"audio recordings"}]}
- scopecontent
-
{"value"=>"<p>A series of synthesizer creations. The title was on the original tape container.</p>"}
- extent_statement
-
(00:04:13) . 1 audio recording