Tanglewood summer since, except for the interval 1942–45 when the Trustees canceled the concerts and summer school due to World War II. The Shed was renovated in 1959 with acoustic designs by BBN Technologies. In 1986 the BSO acquired the adjacent Highwood estate, increasing the property area by about 40%. Seiji Ozawa Hall (1994) was built on this newly expanded property. Leonard Bernstein conducted the Boston Symphony at Tanglewood in August 1990 in what proved to be his very last concert. Deutsche Grammophon released a live recording of the concert on CD. In addition to hosting world-renowned programs of classical, jazz,
Portland Symphony Orchestra are all essential to its success. In 1952, the concertmaster and associate conductor of the Boston Symphony Orchestra, Richard Burgin, became the PSO's conductor. His legacy is that he helped improve the string section. Rouben Gregorian took over in 1958, after Burgin's administration ended. He was a graduate at Central College in Iran. He was the co-founder and past conductor of the Tehran Symphony Orchestra. As the main conductor of the Portland Symphony Orchestra, he finalized the enactment of a fully paid orchestra in 1959. In 1962, Arthur Bennett Lipkin began his tenure. He was the first resident conductor and