- unitid
-
{"value"=>"[MAI-31737]", "type"=>"local_call"}
{"value"=>"1132672", "type"=>"local_mss"}
- unitdate
-
{"value"=>"1953 April 3", "type"=>"inclusive", "normal"=>"1953-04-03"}
- date_inclusive_start
-
1953
- date_inclusive_end
-
1953
- keydate
-
1953-04-03
- date_start
-
1953-04-03
- date_end
-
1953-04-03
- unittitle
-
{"value"=>"<name>Ronvik, Richard</name>, Letter: IL, to Frank Wigglesworth, [n. p.]"}
- physdesc
-
{"format"=>"simple", "value"=>"Autograph letter, signed;"}
- scopecontent
-
{"value"=>"<p>Asking about information regarding prepared pianos.</p> <p>Related names and works: Cage, John; Wigglesworth, Frank; New Music Edition.</p>"}
- container
-
{"type"=>"folder", "value"=>"19"}