- unitid
-
{"value"=>"1006947", "type"=>"local_mss"}
- unitdate
-
{"value"=>"1931", "type"=>"inclusive", "normal"=>"1931"}
{"value"=>"1941", "type"=>"inclusive", "normal"=>"1941"}
{"value"=>"undated", "type"=>"inclusive"}
- date_inclusive_start
-
1931
- date_inclusive_end
-
1941
- keydate
-
1931
- date_start
-
1931
- date_end
-
1941
- unittitle
-
{"value"=>"Birtwell, Roger"}
- container
-
{"type"=>"box", "value"=>"1"}
- accessrestrict
-
{"value"=>"<p>Some of the original letters of Roger Birtwell are restricted because of their poor condition. The offsets must be used in place of the originals.</p>"}