1911 Encyclopædia Britannica, Volume 18… (1911)
“ According to Thomas Morley (A Plaine and Easie Introduction to Practical Music, 1597) , its introduction into manuscript music is ascribed to Phillipus de Vitriaco, a musician of the 14th century. In medicine a minim is the smallest fluid measure, being equal to one drop. Sixty minims make a fluid drachm. ”
