Critical Complete Edition Of The Works Of Miloslav Kabelác V/13. Par KABELAC MILOSLAV. The four small-scale preludes of Miloslav Kabelác's op. 48 were commissioned in 1966 by the second 'Prague Spring International Music Competition” in the category organ. They are written in proportional notation, which the composer preferred ever since his Symphony No. VI of 1961. For practical reasons one of t…