المؤلفون: Habel, Paul (1862-1937), Reinhardt, Leopold, Reitzenstein, Richard (1861-1931), Kauffmann, Georg, Winkler, August (1865-1938)
الوصول الحر: https://www.europeana.eu/item/0940416/_nnsd7nt?utm_source=api&utm_medium=api&utm_campaign=YuvuWBeCaTest
المؤلفون: Winkler, Karl Gottfried de, Quandt, Johann Gottfried
الوصول الحر: https://www.europeana.eu/item/09428/urn_nbn_de_gbv_3_1_207766?utm_source=api&utm_medium=api&utm_campaign=YuvuWBeCaTest
المؤلفون: Hildebrand, Heinrich, Munker, Balthasar Sebastian, Miller, I. G., Fein, Ernestus Philippus, Winkler, W. F., Kohles, Jobst Wilhelm
الوصول الحر: https://www.europeana.eu/item/09428/urn_nbn_de_gbv_3_1_182445?utm_source=api&utm_medium=api&utm_campaign=YuvuWBeCaTest
الوصول الحر: http://europeana.eu/portal/record/09428/urn_nbn_de_gbv_3_1_182445.htmlTest
الوصول الحر: http://europeana.eu/portal/record/09428/urn_nbn_de_gbv_3_1_207766.htmlTest