This image was acquired from
flickr. It was marked as Public Domain or CC0 and is free to use. To verify, go to the source and check the information there.
Keywords from Image Description:
inventions catastrophes science kingdom of great britain kingdomofgreatbritain history of united kingdom historyofunitedkingdom smallpox edward jenner edwardjenner diseases medicine europe modern history modernhistory th century thcentury may may year year science and technologies scienceandtechnologies vaccination Edward Jenner