San Francisco Ballet continued to serve as the school's director until his retirement in 1975. In 1938, the company's first major production was "Coppélia", choreographed by Willam Christensen. In 1940, it staged "Swan Lake", the first time that the ballet was produced in its entirety by an American company. On Christmas Eve 1944, the company staged "Nutcracker"—the first complete production of Tchaikovsky's most popular piece ever danced in the United States. In 1942, San Francisco Opera Ballet split into two independent companies, ballet and opera. The ballet half was sold to Willam and Harold Christensen. Willam became artistic director, while Harold took on
Castro District, San Francisco of their sexuality. Many settled in the Bay Area, San Francisco and Sausalito. In San Francisco, an established gay community had begun in numerous areas including Polk Street (which used to be regarded as the city's gay center from the 1950s to the early 1980s), the Tenderloin and South of Market. The 1950s saw large amounts of families moving out of the Castro to the suburbs in what became known as the "White flight", leaving open large amounts of real estate and creating attractive locations for gay purchasers. By 1963, the Castro's first gay bar was opened called the "Missouri