There are 4 titles associated with this person.

Leonard , E.L. (1816). The ruby ring; or, the transformations. London: Nathaniel Hailes [173 Piccadilly]
Leonard , E.L. (1822). The miller and his golden dream. by the author of "the ruby ring," &c. Wellington: Frances Houlston and Son [Wellington]
Leonard , E.L. (1827). The miller and his golden dream. by the author of "the ruby ring," &c. Wellington: Frances Houlston and Son [Wellington]