Documents, photographs, witness statements, films and all sources systematically collected by Porta Polonica are digitized and recorded in a database.
Flag of the Polish-Catholic miners´ association of Eving, reverse
Flag of the Polish-Catholic miners´ association of Eving (Dortmund) from 1898, with a cross, mallets and iron on the front and the inscription: "Tow. Katolickie polskich Górników pod opieką św. Barbar...
A poster issued by the education and culture office
A poster issued by the education and culture office: An invitation to a concert given by a German orchestra, hand print on cardboard, 1946, 52,5 x 64 cm
Galvanised steel, coat of paint, steel profile 20 x 4 x 0,4 cm, ∅ = 1200 cm, H = 600 cm. Recklinghausen, Roundabout on the Hertener Straße/Tiefer Pfad, 1st prize in a competition to turn a roundabout ...