- unitid
-
{"value"=>"286839", "type"=>"local_mss"}
{"value"=>"191-193", "type"=>"local_call"}
- unitdate
-
{"value"=>"1928", "type"=>"inclusive", "normal"=>"1928"}
{"value"=>"1952", "type"=>"inclusive", "normal"=>"1952"}
{"value"=>"1980", "type"=>"inclusive", "normal"=>"1980"}
- unittitle
-
{"value"=>"<span class=\"title\">Six Short and Easy Piano Pieces</span>"}
- container
-
{"type"=>"box", "value"=>"127"}
{"type"=>"folder", "value"=>"7-9"}
- date_start
-
1928
- keydate
-
1928
- date_end
-
1980
- date_inclusive_start
-
1928
- date_inclusive_end
-
1980