Items

• Letter from Wehrli, R. to Plessner, Helmuth

  1955-10-13
• Letter from Plessner, Helmuth to Wehrli, R.

  1955-11-01
• Letter from Wehrli, R. to Plessner, Helmuth

  1955-11-03
• Letter from Ichnis, A. (Kunsthaus Zürich) to Plessner, Helmuth

  1955-01-03
• Letter from Ruedlinger, A. (Kunsthalle Basel) to Plessner, Helmuth

  1955-12-16
• Letter from Plessner, Helmuth to Ruedlinger, A. (Kunsthalle Basel)

  1955-12-20
• Letter from Lang, M. (Kunsthalle Basel) to Plessner, Helmuth

  1955-12-31
• Letter from Ruedlinger, A. (Kunsthalle Basel) to Plessner, Helmuth

  1956-01-20
• Letter from Schuurman, K.E. (Gemeentemuseum) to Plessner, Helmuth

  1956-01-16
• Letter from Plessner, Helmuth to Schuurman, K.E. (Gemeentemuseum)

  1956-01-19
• Letter from Wijsenbeek, L.J.F. (Gemeentemuseum) to Plessner, Helmuth

  1956-03-19
• Letter from Frequin, P.A. (Gemeentemuseum) to Zollamt Goettingen

  1956-05-19
• Letter from Frequin, P.A. (Gemeentemuseum) to Plessner, Helmuth

  1956-05-28
• Letter from Wijsenbeek, L.J.F. (Gemeentemuseum) to Plessner, Helmuth

  1956-08-03
• Letter from Seiler, Harald (Staedtisches Museum) to Plessner, Helmuth

  1956-07-31
• Letter from Plessner, Helmuth to Seiler, Harald (Staedtisches Museum)

  1956-08-03
• Letter from Seiler, Harald (Staedtisches Museum) to Plessner, Helmuth

  1956-08-17
• Letter from Plessner, Helmuth to Seiler, Harald (Staedtisches Museum)

  1956-08-20
• Letter from Seiler, Harald (Staedtisches Museum) to Plessner, Helmuth

  1956-08-22
• Letter from Seiler, Harald (Staedtisches Museum) to Plessner, Helmuth

  1956-10-20
• Letter from Plessner, Helmuth to Seiler, Harald (Staedtisches Museum)

  1956-10-22
• Letter from Wille, Hans to Plessner, Helmuth

  1956-10-30
• Letter from Seiler, Harald (Staedtisches Museum) to Plessner, Helmuth

  1957-01-17
• Letter from Goepel, Erhard to Plessner, Helmuth

  1957-03-14
• Letter from Seiler, Harald (Staedtisches Museum) to Plessner, Helmuth

  1957-01-26