- unitdate
-
{"type"=>"inclusive", "value"=>"1981, April 15-18"}
- unittitle
-
{"value"=>"23rd Annual Convention, Dallas"}
- container
-
{"type"=>"box", "value"=>"3"}
{"type"=>"folder", "value"=>"26"}
{"type"=>"reel", "value"=>"6"}
- date_inclusive_start
-
1981
- date_inclusive_end
-
1981
- keydate
-
1981
- unitid
-
{"type"=>"local_mss", "value"=>"897312"}