- unitid
-
{"value"=>"1026544", "type"=>"local_mss"}
- unitdate
-
{"value"=>"circa 1800", "type"=>"inclusive", "certainty"=>"approximate", "normal"=>"1800"}
- date_inclusive_start
-
1800
- date_inclusive_end
-
1800
- keydate
-
1800
- date_start
-
1800
- date_end
-
1800
- unittitle
-
{"value"=>"[untitled notebook on electrical machinery]"}
- physdesc
-
{"format"=>"structured", "physdesc_components"=>[{"name"=>"extent", "value"=>"93 pages 1 volume"}], "supress_display"=>true}
- container
-
{"type"=>"box", "value"=>"6"}
- extent_statement
-
93 pages 1 volume