Photographs Tientsin-Tsingtau and other military photographs (from the estate of Ludwig v. Ploennies) Add to clipboard O 59 Ploennies, 15 File 1898-1905 Part of Hessian State Archives Darmstadt (Archivtektonik) In: Hessian State Archives Darmstadt (Archivtektonik) >> Family archives and estates >> Smaller discounts >> Estate of Ploennies