Adagio for Strings eye." In 1938, Olin Downes noted that with the piece, Barber "achieved something as perfect in mass and detail as his craftsmanship permits." In an edition of "A Conductor's Analysis of Selected Works", John William Mueller devoted over 20 pages to "Adagio for Strings". Wayne Clifford Wentzel, author of "Samuel Barber: A Research and Information Guide (Composer Resource Manuals)", said that it was a piece usually selected for a closing act because it was moderately famous. Roy Brewer, writer for AllMusic, stated that it was one of the most recognizable pieces of American concert music. G. Schirmer has published several
Copyright status of The Wizard of Oz and related works in the United States collaborated with Chris Dulabone to release an English translation of "The Yellow Fog" in 1986. The two writers then adapted "The Seven Underground Kings" into "The Underground Kings of Oz" in 1993. Both of these works, while clearly infringing on Volkov's works, were legal in the US at the time. This preceded Russia's accession to the Berne convention, and the US did not recognize the copyright on any Russian work published before 1973 ("The Yellow Fog" and "The Seven Underground Kings" were published in 1970 and 1964, respectively). The copyright on the 1910 film entered public domain in 1938. Baum's