- unitid
-
{"value"=>"353224", "type"=>"local_mss"}
{"value"=>"33433108787338", "type"=>"local_barcode"}
- unitdate
-
{"value"=>"1987-1993", "type"=>"inclusive", "normal"=>"1987/1993"}
- date_inclusive_start
-
1987
- date_inclusive_end
-
1993
- keydate
-
1987
- unittitle
-
{"value"=>"Advertising and Promotion of <span class=\"title\">The New York Times</span>"}
- container
-
{"type"=>"box", "value"=>"6"}
{"type"=>"folder", "value"=>"11"}
- date_start
-
1987
- date_end
-
1993