Qāsim ibn Dūst ‘Alī al-Bukhārīقاسم بن دوست علی البخاری
Persian Manuscripts
<p style='text-align: justify;'>The <i>Risālah dar ‘Ilm-i Mūsīqī</i> (Treatise on Musicology), composed by Qāsim ibn Dūst ‘Alī al-Bukhārī (fl. 16th century). It includes a chapter on <i>tan tan</i> (rhythm) illustrated with several <i>dā'ira</i> (circular) diagrams. </p>