- unitid
-
{"value"=>"3214918", "type"=>"local_mss"}
{"value"=>"218899", "type"=>"local_mss_av"}
- unitdate
-
{"value"=>"1987 December 11-18", "type"=>"inclusive", "normal"=>"1987-12-11/1987-12-18"}
- unittitle
-
{"value"=>"Preston Robert Tischm, Postmaster General of the United States"}
- physdesc
-
{"format"=>"structured", "physdesc_components"=>[{"name"=>"extent", "value"=>"1 audio recording", "unit"=>"audio_recordings"}]}
- date_start
-
1987-12-11
- keydate
-
1987-12-11
- date_end
-
1987-12-18
- date_inclusive_start
-
1987
- date_inclusive_end
-
1987
- extent_statement
-
1 audio recording