Items

• Letter from Peterson, Erik to Plessner, Helmuth

  1927-02-28
• Letter from Plessner, Helmuth to Peterson, Erik

  1928-01-30
• Letter from Plessner, Helmuth to Rothacker

  1928-02-03
• Letter from Piezln, Hans to Plessner, Helmuth

  1928-01-28
• Letter from Wertheimer, M. to Plessner, Helmuth

  1928-02-01
• Letter from Schneider, Art to Plessner, Helmuth

  1928-01-10
• Letter from Adda to Plessner, Helmuth

  1927-12-27
• Letter from Plessner, Helmuth to Kroner, Richard

  1928-02-23
• Letter from Katz, D. to Plessner, Helmuth

  1927-12-27
• Letter from n.d. (Der geschaeftsfuehrende Vorsitzende des Kuratoriums der Universität Köln) to Plessner, Helmuth

  1928-01-26
• Letter from Buytendijk, Frederik J.J. to Plessner, Helmuth

  1928-02-05
• Letter from n.d. (Philosophisches Seminar der Universität) to Plessner, Helmuth

  1928-07-01
• Letter from Litt, Theodor to Plessner, Helmuth

  1927-12-29
• Letter from Plessner, Helmuth to Misch, G.

  1928-01-19
• Letter from Plessner, Helmuth to Litt, Theodor

  1928-02-09
• Letter from n.d. to Plessner, Helmuth

  1927-12-30
• Letter from Misch, G. to Plessner, Helmuth

  1927-03-18
• Letter from Stenzel, J. to Plessner, Helmuth

  1927-12-31
• Letter from n.d. (Psychiatrischen Klinik der Universität Köln) to Plessner, Helmuth

  1928-01-02
• Letter from Stenzel, J. to Plessner, Helmuth

  1925-09-22
• Letter from Litt, Theodor to Plessner, Helmuth

  1925-09-19
• Letter from Litt, Theodor to n.d.

  1925-09-17
• Letter from Heinemann, F. to n.d.

  1926-08-02
• Letter from Vierkandt to n.d.

  1924-05-19
• Letter from A.S.B. to n.d.

  1925-08-01