Juan Carlos Cobián
Juan Carlos Cobián (1888–1942) was an Argentine bandleader and tango composer. He led the "evolutionary" tendency in tango which was perceived as tending to concert music than to traditional dance music.
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Wikipedia
Juan Carlos Cobián (1888–1942) was an Argentine bandleader and tango composer. He led the "evolutionary" tendency in tango which was perceived as tending to concert music than to traditional dance music.