  In 1715 a series of written exchanges began between Gottfried Leibniz and Samuel Clarke. Halted by Leibniz's death in 1716, the series was edited and published by Clarke in 1717. (See Leibniz-Clarke Correspondence, 1956 [1717]). [References to the Leibniz-Clarke Correspondence will be incorporated in the text as L-C, followed by the appropriate page number in Alexander's edition.]