DescriptionMartinus Willem Beijerinck in his laboratory.jpg English: Martinus Beijerinck in his laboratory. The photographer is unknown. It's in a professional-style...
File:Mwb_in_lab.JPG licensed with PD-old 2008-09-24T18:23:40Z TimVickers 1312x1832 (439489 Bytes) {{Information |Description={{en|1=Martinus Beijerinck in his...