Keywords: F. K. Beilstein ca 1854.jpg Friedrich Konrad Beilstein 5 Februarjul / 17 Februar 1838greg in Sankt Petersburg; 5 Oktoberjul / 18 Oktober 1906greg ebendort http //sceti library upenn edu/sceti/smith/scientist cfm PictureID 46 ScientistID 35 1854 author PD-old Friedrich Konrad Beilstein 1854 Images from Schoenberg Center for Electronic Text Image |