his "mechanical account of poisons" appeared in 1702, and, in 1703, he was admitted to the royal society, to whose "transactions" he contributed in that year a paper on the parasitic nature of scabies. in the same year, he was elected physician to st. thomas' hospital, and appointed to read anatomical lectures at the surgeon's hall. on the death of john radcliffe in 1714, mead became the recognised head of his profession; he attended queen anne on her deathbed, and in 1727 was appointed physician to george ii, having previously served him in that capacity when he was prince of wales.