In the 15th century, western music was largely hand written and preserved as manuscripts. Browse here at the link Atlanta Institute Of Music And Media Reveals 5 Ways To Extend The Vocal Range to research the reason for this thing. Later, in the 18th century, music was being printed. Discover further on the affiliated article directory - Hit this URL: Atlanta Institute Of Music And Media Reveals 5 Ways To Extend The Vocal Range. Identify more on our affiliated paper by visiting Atlanta Institute Of Music And Media Reveals 5 Ways To Extend The Vocal Range. By 19th century and later, sheet music was obtainable in computer readable format. Then Music OCR, computer software to read sheet music that could be manipulated made the approach even easier.