- unitdate
-
{"value"=>"1950", "type"=>"inclusive", "normal"=>"1950"}
- date_inclusive_start
-
1950
- date_inclusive_end
-
1950
- unittitle
-
{"value"=>"<span class=\"title\">Don Carlo</span>, New York: Fred Rullman, Inc."}
- scopecontent
-
{"value"=>"<p>published for Metropolitan Opera</p>"}
- container
-
{"type"=>"box", "value"=>"2"}
{"type"=>"folder", "value"=>"26"}
- unitid
-
{"type"=>"local_mss", "value"=>"850703"}
- date_start
-
1950
- date_end
-
1950
- keydate
-
1950