Of these, a manuscript known as the Mashhad Manuscript, originally believed to be 13th-century work, has been reassessed and now dated to between 1152 and 1176, providing one of the earliest examples of illustrations in the style of the Baghdad School.[10] Another early example of these translations is the translation and work probably by Abdallah ibn al-Fadl.[11] The illustrations were considered especially important, and it remains one of the best examples of manuscript translation and illustration produced by the Baghdad School.[3] Dioscorides was a renowned Greek physician, herbalist, and pharmacist serving the Roman Empire and its armies during the first century CE, whose work gained influence throughout the medieval Islamic world.[4]