This is the house of the great Iranian Musician, Composer and Violinist, Abol-Hassan Saba (1903-1957).
He was born in Tehran to Hossein Saba, another music celebrity of Iran.Saba is considered one of Iran's most influential figures in traditional and instrumental Persian music He died in 1957 and was buried in Tehran's Zahir o-dowleh Cemetery of artists and musicians
All belonged to him, and also all of his works, instruments... are gathered here.
In 1957, when Saba deceased, Mohammad Reza Shah Pahlavi ordered to make his house with all his works, things and instruments... as a permanent museum. In Nov. 1974, Ali Akbar Shahbazi inaugurated Saba Museum. It was opened to public in 1983.
resource:http://www.allmuseums.com/english/saba_museum.html