- unitdate
-
{"value"=>"ca. 1817 - 1818", "type"=>"inclusive", "certainty"=>"approximate", "normal"=>"1817/1818"}
- date_inclusive_start
-
1817
- date_inclusive_end
-
1818
- unittitle
-
{"value"=>"[Sketch book, The]. Holograph notes"}
- physdesc
-
{"value"=>"ms.", "format"=>"simple"}
{"format"=>"structured", "physdesc_components"=>[{"value"=>"25 p", "name"=>"extent"}], "supress_display"=>true}
- container
-
{"value"=>"Cased"}
- extent_statement
-
25 p
- unitid
-
{"type"=>"local_mss", "value"=>"550709"}
- date_start
-
1817
- date_end
-
1818
- keydate
-
1817