- unitdate
-
{"value"=>"?/1906", "type"=>"inclusive", "certainty"=>"questionable", "normal"=>"1906"}
- unittitle
-
{"value"=>"<span class=\"persname\">Bird, Arthur.</span>"}
- physdesc
-
{"value"=>"autograph letter, signed ink (1 p). with envelope.", "format"=>"simple"}
- container
-
{"type"=>"box", "value"=>"1"}
{"type"=>"folder", "value"=>"10"}
- unitid
-
{"type"=>"local_mss", "value"=>"792729"}
- date_inclusive_start
-
1906
- date_inclusive_end
-
1906
- date_start
-
1906
- date_end
-
1906
- keydate
-
1906