CLAY, CHARLES (1801-1893), English surgeon, was born at Bredbury, near Stockport, on Dec. 27, 1801. He qualified at Edinburgh in 1823 and settled in Manchester as a consultant in 1839. In 1842 he first performed the operation of ovariotomy with which his name is associated, and in 1865 was able to show an analysis of 111 cases with a mortality slightly over 3o%. Clay was a man of many interests and included geology, numismatics and book collecting among his pursuits. He died at Poulton-le Fylde, near Preston, on Sept. 19,