The Hasse Brockenhuus von Lowenheim Collection of Jaipur and Indore Heinrich Koehler, Wiesbaden, GermanyMonday 19 April 2021 Realisations can be found at: www.heinrich-koehler.de
The Albert Schroder Collection of Faroe Islands 1756-1945 Heinrich Koehler, Wiesbaden, GermanyMonday 19 April 2021 Realisations can be found at: www.heinrich-koehler.de
The Troubadour Collection – Imperial German Shield Issues (Brustchilde) Heinrich Koehler, Wiesbaden, GermanyThursday 22 April 2021 Realisations can be found at: www.heinrich-koehler.de
The Werner Knuttel Collection of Bavaria 1849-1920 (Part II) Heinrich Koehler, Wiesbaden, GermanyFriday 23 April 2021 Realisations can be found at: www.heinrich-koehler.de
The Christopher King Collection of Schleswig (Part II) Heinrich Koehler, Wiesbaden, GermanyFriday 23 April 2021 Realisations can be found at: www.heinrich-koehler.de
The Dr Josef Altmann Collection (Part II) – Departements Conquis, Prussia, Saxony, Thurn and Taxis Heinrich Koehler, Wiesbaden, GermanyFriday 23 April 2021 Realisations can be found at: www.heinrich-koehler.de
The Erivan Collection – Old German States Heinrich Koehler, Wiesbaden, GermanySaturday 24 April 2021 Realisations can be found at: www.heinrich-koehler.de
Deutsche und Internationale Philatelie Heinrich Koehler, Wiesbaden, GermanyMonday 19 April 2021 - Saturday 24 April 2021 Realisations can be found at: www.heinrich-koehler.de
Bayern 1849-1920 The Werner Knuettel Collection Heinrich Koehler, Wiesbaden, GermanyFriday 20 November 2020 Realisations can be found at: www.heinrich-koehler.de
The Dr Josef Altmann Collection of the Départements Conquis – Prussia, Saxony, and Thurn and Taxis. Heinrich Koehler, Wiesbaden, GermanyFriday 20 November 2020 Realisations can be found at: www.heinrich-koehler.de