The paper is concerned to problem of discovery of macrofage cells present in the liver sinusoid, which are recognized in the world medical literature as Kuppffer cells. On the other hand in Poland the name of professor Tadeusz Browicz is firmly connected with the cells resulting in eponymous Browicz cells. The authors are trying to determine who has priority in this respect; Karl Kupffer, a professor of anatomy in Koniggsberg, and then in München, or professor of pathological anatomy at Jagiellonian University, Tadeusz Browicz.