If our eyes only saw frames (IE: 30 images a second), like a single lens reflex camera, we'd see images pop in and out of existance and that would really be annoying and not as advantagous to us in our three dimensional space and bodies.
In the Vienna of the second half of the 18th century, in addition to Haydn and Mozart, three symphonic composers, namely Leopold Hoffmann, Carl Ditters von Dittersdorf and J.B. Vanhal helped further the development of the symphony.
DvoÅÃ¡kâs New World Symphony was composed in 1893, while he was the director of the National Conservatory of Music of America. It is one of the most popular symphonies, and a copy of the recording was taken to the moon by Neil Armstrong during the Apollo 11 mission in 1969.