375rd Heinrich Köhler auction - Day 1

Besonderheiten: 1919, „DIRECTION de L’INSTRUCTION LE CHEF d’ETAT-MAJOR ARMÉE POLONAISE ORGANISÉE EN FRANCE“, violet sender cachet on field postcard with field mark „TRESOR ET POSTEES 311 28.8.“ to France and second card with sender cachet „Misja Wojskowa Francuska w Polsco Secteur Postal 311 Kommendant Platnik Pillot“ and long text to Paris, two interesting cards of the Halller Army from Warsaw