This article begins with the discussion of Husserl's differentiation of sig n and indication in his "First Investigation" of Logical Investigations, referring to the "Six Investigation" regarding some issues. Then the theme of "References and Signs" in the §17 of Heidegger's Being and Time will be explicated. extending to "The Origin of the, "work of Art," where the sign is viewed as a symbol. However. what the sign is meant by Heidegger in origin means the indication by Husserl The so-called sign by Heidegger can indicate a more profound meaning; sign by Husserl can clearly and distinctly express meanings, therefore their posit ions are different.