English German Ostfriesland um 1600 (Karte von UbboEmmius) Spanish Frisia oriental, en 1600 (mapa de UbboEmmius) determination method or standard: SHA-1
publish it under the following license: English German Stolpersteine Leer Ubbo-Emmius-Straße 12 author name string: Gmbo 2013 Wikimedia username: Gmbo 2013