The German Reich Shield Issue 1871-1875, The Baghira Collection, Pt 1 Heinrich Koehler, WiesbadenTuesday 25 March 2025 Realisations can be found at: http://www.heinrich-koehler.de
Main Catalogue Heinrich Koehler, WiesbadenThursday 19 September 2024 - Saturday 28 September 2024 Realisations can be found at: http://www.heinrich-koehler.de
German and International Philately Heinrich Koehler, Wiesbaden, GermanyMonday 20 September 2021 - Saturday 25 September 2021 Realisations can be found at: www.heinrich-koehler.de
The Jack Petersen Collection of Faroe Islands Postal History Heinrich Koehler, Wiesbaden, GermanyMonday 20 September 2021 Realisations can be found at: www.heinrich-koehler.de
The Hansmichael Krug Collection of the Dominican Republic Heinrich Koehler, Wiesbaden, GermanyMonday 20 September 2021 Realisations can be found at: www.heinrich-koehler.de
Gems of Indian States 1864-1950 Heinrich Koehler, Wiesbaden, GermanyTuesday 21 September 2021 Realisations can be found at: www.heinrich-koehler.de
The Rolf Rohlfs Collections of International Mail via Trieste, Part 1 Heinrich Koehler, Wiesbaden, GermanyThursday 23 September 2021 Realisations can be found at: www.heinrich-koehler.de
The Victoria Luise Collection of the Duchy of Braunschweig Heinrich Koehler, Wiesbaden, GermanyThursday 23 September 2021 Realisations can be found at: www.heinrich-koehler.de
The Dr Friedrich Meyer Collection of Bremen Heinrich Koehler, Wiesbaden, GermanyThursday 23 September 2021 Realisations can be found at: www.heinrich-koehler.de
The Elihu Weber Collection of Bavaria from 1849 (Part I) Heinrich Koehler, Wiesbaden, GermanyThursday 23 September 2021 Realisations can be found at: www.heinrich-koehler.de