- unitid
-
{"value"=>"3616795", "type"=>"local_mss"}
{"value"=>"434094", "type"=>"local_mss_av"}
- unitdate
-
{"value"=>"circa 1950s-1970s", "type"=>"inclusive", "normal"=>"1950/1979", "certainty"=>"approximate"}
- unittitle
-
{"value"=>"Commercial demos: Bronitin tablets, and Dentyne chewing gum"}
- physdesc
-
{"format"=>"structured", "physdesc_components"=>[{"name"=>"extent", "value"=>"1 audio_recording", "unit"=>"audio_recordings"}, {"name"=>"physfacet", "value"=>"sound recording (quarter-inch open-reel audio)"}]}
- scopecontent
-
{"value"=>"<p>v01f01: This recording is a duplicate of 434092.</p> <p>v01f02: Commercial demos for Bronitin tablets and Dentyne chewing gum.</p>"}
- date_start
-
1950
- keydate
-
1950
- date_end
-
1979
- date_inclusive_start
-
1950
- date_inclusive_end
-
1979
- extent_statement
-
1 audio_recording : sound recording (quarter-inch open-reel audio)