Chicago Civic Opera was created in 1922.
Philadelphia Civic Opera Company ended in 1930.
Philadelphia Civic Grand Opera Company ended in 1955.
Chicago Opera Association ended in 1921.
Chicago Opera Company ended in 1946.
Chicago Grand Opera Company ended in 1914.
Chicago City Opera Company ended in 1939.
Philadelphia Civic Opera Company was created in 1924.
Children's Civic Light Opera was created in 1987.
Philadelphia Civic Grand Opera Company was created in 1950.
Los Angeles Civic Light Opera was created in 1938.
Chicago Opera House was created in 1885.