 The Mayor laid the cornerstone for the present City Hall.The massive harbor improvements which immediately followed were part of an unprecedented era of public works projects, including the dredging of Lake Merritt, the building of the current City Hall and the Civic Auditorium (now known as the Kaiser Convention Center), establishment of the pioneering Oakland Public Museum in the Josiah Stanford (now Camron-Stanford) House, and vast expansion and improvements to sewers, streets, lighting, electricity, fire and police protection.Mayor Mott retired in 1915.