He lists a number of important Londoners who had been buried in the church , including Sir William Cantilo , knight and Mercer ( died 1462 ) and several Lord Mayors organization.leadership London : John Olney ( Mayor in 1446 , died 1475 ) , Sir John Browne ( mayor in 1480 ; d. 1497 ) , Sir William Browne ( Mayor in 1513 , died during his term of office ) , Sir Thomas Exmewe ( Mayor in 1517 , d. 1528 ) , and Thomas Skinner ( Mayor in 1596 ) .