Off-Off-Broadway
Off-Off-Broadway is a theatre building or art movement.
Overview
It is associated with United States. The record gives 1958 as its date of establishment or first appearance. VALÉORINE records this subject so that lots referring to it can be described consistently.
In detail
avant-garde theatrical productions in New York City
Sources
Each source is named with the standing the house places on it, so the evidence can be weighed rather than taken on trust.
reference work · Reputable secondary · Wikipedia
“Off-off-Broadway”, English Wikipedia, consulted as further reading
Consult the sourcereference work · Reputable secondary · Wikidata
Wikidata, structured authority record Q2501058: Off-Off-Broadway
Consult the source