@misc{Hofphotograph_G._Th._Hase_&_Sohn_Freiburg_i._Baden_Photo_[ca, author={Hofphotograph G. Th. Hase & Sohn Freiburg i. Baden}, editor={Janicki, Konstanty (1876–1932). Collector}, copyright={Public Domain}, howpublished={online}, year={[ca 1900]}, title={Photo from the collection of prof. K. Janicki}, type={Image}, URL={http://rcin.org.pl/Content/69902/WA058_88596_Janicki_KEF236.pdf}, keywords={zoologists, naturalists, academics}, }