Philadelphia Civic Grand Opera Company was created in 1950.
Philadelphia Civic Opera Company ended in 1930.
Philadelphia Civic Opera Company was created in 1924.
Philadelphia Grand Opera Company ended in 1921.
Philadelphia Grand Opera Company was created in 1926.
Philadelphia Opera Company was created in 1938.
Philadelphia Opera Company ended in 1910.
Opera Company of Philadelphia was created in 1975.
Philadelphia Lyric Opera Company ended in 1974.
Philadelphia Lyric Opera Company was created in 1958.
Chicago Grand Opera Company was created in 1910.
Chicago Grand Opera Company ended in 1914.