- unitdate
-
{"value"=>"1956", "type"=>"inclusive", "normal"=>"1956"}
{"value"=>"1966", "type"=>"inclusive", "normal"=>"1966"}
{"value"=>"undated", "type"=>"inclusive"}
- unittitle
-
{"value"=>"Lists of libraries with John J. Becker's works"}
- container
-
{"type"=>"box", "value"=>"17"}
{"type"=>"folder", "value"=>"2"}
- date_inclusive_start
-
1956
- date_inclusive_end
-
1966
- keydate
-
1956
- unitid
-
{"type"=>"local_mss", "value"=>"822892"}
- date_start
-
1956
- date_end
-
1966