Hans Kumpf is not only a photographer and musician, but also an author. His article on the German-Polish jazz exchange ‘Poland and Germany - diplomacy with jazz’ is worth reading on JazzPages
Ferdynand Ruszczyc: Nec mergitur, 1904/05. Oil on canvas, 219 x 203 cm, Lithuanian National Museum of Art/Lietuvos nacionalinis dailės muziejus, Vilnius