A women's choir and teachers

Studio portrait of a large group of people: There are three men in suits and six women in town clothes sitting in the second row from the front. Another four men are standing in the third row. Sitting on the carpet in front of them, as well as standing around and behind them, is a group of young women wearing skirts and blouses (probably school uniforms). Some of the young women in the first row are holding books or scrolls