Keywords: Johannes Evangelista Purkinje.jpg page is was here Author not established; presumably died no later than c 1923 given probable date of work c 1850 at latest This would be PD-old-70-1923 If the author is anonymous PD-EU-no author disclosure would apply In either case publication before 1923 is assumed PD-old-70-1923 original upload log 12 21 9 July 2004 Magnus Manske 299x400 31 779 bytes <nowiki> PD PD by age </nowiki> Commons upload by File Upload Bot Magnus Manske 12 59 22 May 2006 UTC original upload by User Magnus Manske on http //en wikipedia org en wikipedia Jan Evangelista PurkynÄ› |