Student years, 1910-1917 -- Curricula vitae -- Two articles for the academician -- The problem of reality in modern philosophy -- Recent research in logic -- Messkirch's triduum: a three-day meditation on the war -- Question and judgment -- The concept of time in the science of history -- Supplements to the doctrine of categories and meaning in Duns Scotus -- On Schleiermacher's second speech, "On the essence of religion" -- Early Freiburg period, 1919-1923 -- Letter to Engelbert Krebs on his philosophical conversion -- Letter to Karl Löwith on his philosophical identity -- Vita, with an accompanying letter to Georg Misch -- Critical comments on Karl Jaspers's psychology of worldviews -- Phenomenological interpretations with respect to Aristotle: indication of the hermeneutical situation -- Marburg period, 1924-1928 -- The problem of sin in Luther -- The concept of time -- Being-there and being-true according to Aristotle -- Wilhelm Dilthey's research and the current struggle for a historical worldview -- On the essence of truth (Pentecost Monday, 1926) -- Letter exchange with Karl Löwith on being and time -- "Phenomenology," draft B (of the Encyclopaedia Britannica article), with Heidegger's Letter to Husserl -- "Heidegger, Martin": lexicon article attributed to Rudolf Bultmann -- Appendixes: supplements by Heidegger's contemporaries -- Appendix A: Academic evaluations of Heidegger by his teachers and peers -- Appendix B: Husserl and Heidegger -- Appendix c: Karl Löwith's impressions of Husserl and Heidegger.