- unitid
-
{"value"=>"796207", "type"=>"local_mss"}
- unitdate
-
{"value"=>"1956 Sep 24", "type"=>"inclusive", "normal"=>"1956-09-24"}
{"value"=>"1958 Sep 17", "type"=>"inclusive", "normal"=>"1958-09-17"}
{"value"=>"1959 Feb 03", "type"=>"inclusive", "normal"=>"1959-02-03"}
{"value"=>"1959 Feb 13", "type"=>"inclusive", "normal"=>"1959-02-13"}
- unittitle
-
{"value"=>"BW to Mengelberg"}
- physdesc
-
{"format"=>"simple", "value"=>"typed card/1 leaf"}
{"format"=>"simple", "value"=>"typed card/1 leaf"}
{"format"=>"simple", "value"=>"autograph letter, signed/3 leaves"}
{"format"=>"simple", "value"=>"typed card/1 leaf"}
- container
-
{"type"=>"reel", "value"=>"7"}
{"type"=>"folder", "value"=>"414"}
- date_start
-
1956-09-24
- keydate
-
1956-09-24
- date_end
-
1959-02-13
- date_inclusive_start
-
1956
- date_inclusive_end
-
1959