Assertion: metal clarinet | /r/HasAspect | serious intonation problems
Facets:
value: up to the 1920s
type: TEMPORAL
Source sentences:
text: The few single wall metal clarinets that were made in Europe then and up to the 1920s had serious intonation problems and a sometimes a repulsive tone, so the interest in the double-walled design continued, and climaxed in 1910 with the 'CLARI-MET' made by Penzel-Mueller of N.Y...