Nkebi ahịrịokwu nke 1: Site na 1958, Melkus bụ prọfesọ nke violin, violin akụkọ ihe mere eme, viola na arụmọrụ baroque na Vienna Academy of Music. Nkebi ahịrịokwu nke 2: Site na 1958, Melkus bụ prọfesọ nke violin, violin baroque, viola, na omume arụmọrụ akụkọ ihe mere eme na Vienna Academy of Music. Ajụjụ: Ọ̀ bụ otu ihe ka ahịrịokwu nke mbụ na nke abụọ pụtara? Ee ma ọ bụ Ee e?
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