- unitid
-
{"value"=>"[MAI-45128]", "type"=>"local_call"}
{"value"=>"1144692", "type"=>"local_mss"}
- unitdate
-
{"era"=>"ce", "calendar"=>"gregorian", "normal"=>"1957", "value"=>"1957 (and later?)"}
- date_inclusive_start
-
1957
- date_inclusive_end
-
1957
- keydate
-
1957
- date_start
-
1957
- date_end
-
1957
- unittitle
-
{"value"=>"<span class=\"persname\">Lhevinne, Rosina</span>, It gives me great pleasure to greet you all"}
- scopecontent
-
{"value"=>"<p>Mimeographed typescripts with autograph annotations; pencil.</p> <p>Notes on practicing given at master classes in Aspen Colorado [?].</p>"}
- container
-
{"type"=>"box", "value"=>"24"}
{"type"=>"folder", "value"=>"42"}