- unitid
-
{"value"=>"1153287", "type"=>"local_mss"}
- unitdate
-
{"value"=>"May 5, 1922", "type"=>"inclusive", "normal"=>"1922-05-05"}
- date_inclusive_start
-
1922
- date_inclusive_end
-
1922
- keydate
-
1922-05-05
- date_start
-
1922-05-05
- date_end
-
1922-05-05
- unittitle
-
{"value"=>"United Mine Workers of America"}
- container
-
{"type"=>"reel", "value"=>"368"}
{"type"=>"box", "value"=>"411"}
{"type"=>"folder", "value"=>"12"}