The Dorschke's of Upper Silesia

'The Dorschke’s of Upper Silesia: A Genealogy of the Dorschke’s, Drozdzok’s, Mandrisch’s, Buron’s, Niestroy’s, Niewrzoll’s, Kordula’s, Kokott’s, Swienty’s, Zyla’s, Gabrys’, etc. tracing to the 3rd-11th Gr. Grandparents, with some families tracing to the late 1600’s.' Published in Durango, Mexico.