- unitid
-
{"value"=>"2064949", "type"=>"local_mss"}
{"value"=>"33433117000640", "type"=>"local_barcode"}
- unitdate
-
{"value"=>"1966", "type"=>"inclusive", "normal"=>"1966"}
{"value"=>"1973-1975", "type"=>"inclusive", "normal"=>"1973/1975"}
- date_inclusive_start
-
1966
- date_inclusive_end
-
1975
- keydate
-
1966
- date_start
-
1966
- date_end
-
1975
- unittitle
-
{"value"=>"New York Letter Carriers' Association"}
- container
-
{"type"=>"box", "value"=>"51"}
{"type"=>"folder", "value"=>"8"}