Tuesday 16 July 2013 at 16:55
Illustrations of various strains of pollen in extreme magnification, as featured in Ueber den Pollen (1837), a book by St. Petersburg based German pharmacist and chemist Carl Julius Fritzsche. For a key identifying each pollen type pictured see these descriptions (in German) Housed at: Internet ArchiveFrom: University of Illinois Urbana-Champaign via Biodiversity Heritage Library Underlying Work: PD Worldwide | Digital Copy: No Additional Rights Download: Right click on image or see source for higher res versions The Dartmouth Electron Microscope Facility at Dartmouth College produced this photograph showing pollen strains at similar magnifications to those shown in Fritzsche’s book (around 500 times magnification). HELP TO KEEP US AFLOAT The Public Domain Review is a not-for-profit project and we rely on support from our readers to stay afloat. If you like what we do then please do consider making a donation. We welcome all contributions, big or small - everything helps! Become a Patron Small angel : £3.00 GBP - monthly Medium sized hero : £5.00 GBP - monthly Large emperor : £10.00 GBP - monthly Vast deity : £20.00 GBP - monthly Make a one off Donation SIGN UP TO THE NEWSLETTER Sign up to get our free fortnightly newsletter […]
Source: http://publicdomainreview.org/2013/07/16/pollen-up-close-1837/