The pieces Pictures at an Exhibition are composed by a Russian composer who belonged to this group known as what?
Pictures at an Exhibition (disambiguation) Pictures at an Exhibition is a suite of ten piano pieces composed by Modest Mussorgsky.
Leo Ornstein Leo Ornstein (born "Yuda-Leyb Gornshteyn"; c. December 11, 1895 – February 24, 2002) (also Лев Орнштейн, Lev Ornchteïn) was a Russian-American composer and pianist of the early twentieth century. His performances of works by avant-garde composers and his own innovative and even shocking pieces made him a cause célèbre on both sides of the Atlantic.