Assertion: orchestral marimba | /r/HasProperty | developed in early 20th century
Facets:
value: by j.c. deagan
type: OTHER
value: by u.g. leedy
type: OTHER
Source sentences:
text: The orchestral marimba, with metal resonators, was developed in the United States in the early 20th century by J.C. Deagan and U.G. Leedy.
text: The orchestral marimba, with metal resonators, was developed in the United States in the early 20th century by J.C. Deagan and U.G. Leedy.