Rouhollah Khaleghi was the master of composing beautiful melodies. He was the premier of the course of history which was first established by Ali Naghi Vaziri and which improved the Iranian music from simply a gathering music to the classical music of the country. First efforts to compose independent and instrumental music can be also traced in Khaleghi’s works.

The world of music has unparalleled respect for Bach. Bach is considered the spiritual father of classical music; Bach’s great position is due not only to his great achievements in the fields of harmony, counterpoint, and compositional sciences but also to his respect for and adherence to the artistic principles of classical music. In the history of classical music, it is recorded that Bach walked about fifty kilometers to listen to the music played by the great German organist Dieterich Buxtehude, and this is the path that every idealistic classical music student should walk.

One of the most important criteria for measuring the quality of a piece of classical music is number of times the piece has been performance by different ensembles and orchestras in different eras. This belief has become so pervasive in some societies, such as Iranian society, that it is considered the only criterion for measuring the quality of a piece of classical music.

4.3.1.3 Regarding the great linear distance and the unusual distance between the first and forth fingers, the first finger while playing the doubles of ninth and tenth interval, can be twisted in the knuckle area and the point mentioned in 3.1.2.5 paragraph in relation to the way first finger is placed indicating that the first joint of this finger in back of hand must be in line with the direction of forearm and left hand is not true here.

With its simple physical structure and captivating sound, the Daf never belonged to a particular culture or location, and every nation had different usages for this instrument considering their dominant customs and traditions.

“Our ancestors believe powerful blows upon the Daf scatters evil spirits of disease and distress to create a clean and holy space filled with health and prosperity. Adding tools to Daf increases this instrument’s purification, spreading, and summoning powers of evil forces and goddesses. Daf was mostly depicted by red, color of blood, in ancient times or sometimes it was depicted with green, the color of plants and nature. There were probably some mysterious designs painted upon the wooden body and frames of these instruments just like today” (Pahlavan, 2013: 44).

One of the most popular terms used by Iranian instrumentalists is the existence or a lack of musical “sense”. Both musicians and fans of music consider having “sense” while playing music as an important principle to the extent that they use it vis-a-vis having technique.

One of his works was the translation of Harmony, which was carried out with the help of Mozayyan al-Dowleh, and included a pamphlet based on which he used to teach the subject to the students of the school of music; the pamphlet was never published. It was, in fact, a kind of simple harmony for the piano with no quadriads, it rather featured the engagement of both the right hand and the left hand which was being taught at the music school for the first time. Salar-Mo’azez also composed military marches and hymns for schools, which he harmonized to be performed and piano. Likewise, he used to compose for military orchestras.

Khosrow Djafarzadeh, musicologist and architect, who was also one of the main authors of HarmonyTalk journal passed away on 15 July 2019.

The Motherland Orchestra staged the first concert since the outbreak of the pandemic under the baton of Nezhat Amiri. The orchestra went on stage on December 23-24, 2021 in memory of Rouhollah Khaleghi and Golnoush Khaleghi at Vahdat Hall, Tehran, Iran. Since the pandemic outbreak, concerts were held online and restrictions were imposed on in-person concerts.