From 1969 to 1978 he was its principal guest conductor.
For a short period he was the principal conductor of this orchestra in 1940s.
His initial contract as principal conductor was for 3 years.
He served as its artistic director and principal conductor until 2004.
He served as its director and de facto principal conductor until his death in 1971.
In 1926-1936 he was the principal conductor and musical director of the Moscow music hall.
Only once before has the orchestra had a principal guest conductor.
He was well known to the players, having been the orchestra's principal guest conductor in the 1990s.
Hallé continued as principal conductor until his death in 1895.
As principal conductor, he will conduct at least six concerts in his opening season of 2000-01.