St. Petersburg Workers' Organisation organisation were carried in "Rabochaya Mysl" No. 11 in April 1901. St. Petersburg Workers' Organisation St. Petersburg Workers' Organisation was a socialist group, oriented towards economism, in St. Petersburg, Russian Empire. It was set up in the summer of 1900. Its appeal 'To the Workers of All Factories', published in its newspaper "Rabochaya Mysl" (, "Workers' Thought") No. 9, September 1900, called on the workers to organise circles for the working out of a programme of struggle and for mutual assistance. In the autumn of 1900, the Workers' Organisation merged with the St. Petersburg League of Struggle for the Emancipation
20th-century music gestures and formlessness of late Romanticism which revived the balanced forms and clearly perceptible thematic processes of earlier styles. There were three distinct "schools" of neoclassicism, associated with Igor Stravinsky, Paul Hindemith, and Arnold Schoenberg. Similar sympathies in the second half of the century are generally subsumed under the heading "postmodernism". A compositional tradition arose in the mid-20th century—particularly in North America—called "experimental music". Its most famous and influential exponent was John Cage (1912–1992). According to Cage, "an experimental action is one the outcome of which is not foreseen", and he was specifically interested in completed works that performed an