This man’s workshop depicted a citharode-holding Homer’s coronation in relief over a pale blue backdrop on a piece named after the cloud-riding Pegasus that tops it. For a commission from Chesme Palace, this man’s studio painted nearly a thousand shields containing frogs. This man, who spent three years replicating the Portland Vase, is portrayed on one of the tablets he made for George Stubbs. Catherine the Great’s Frog Service was made by the workshop of this (15[1])man, who offered the first (*) buy-one-get-one-free deals. As part of this man’s workshop, Henry Webber created a design in which an eight-word question surrounds a (10[1])kneeling, praying (10[1])man in shackles. For 10 points, name this businessman who made medallions reading, “Am I not a man and a brother?” at his ceramics factory. (10[1])■END■ (10[1]0[2])