![File:Karl Popper (1902-1994), Nr. 104 bust (bronze) in the Arkadenhof of the University of Vienna-2485.jpg - Wikimedia Commons File:Karl Popper (1902-1994), Nr. 104 bust (bronze) in the Arkadenhof of the University of Vienna-2485.jpg - Wikimedia Commons](https://upload.wikimedia.org/wikipedia/commons/thumb/e/ef/Karl_Popper_%281902-1994%29%2C_Nr._104_bust_%28bronze%29_in_the_Arkadenhof_of_the_University_of_Vienna-2485.jpg/512px-Karl_Popper_%281902-1994%29%2C_Nr._104_bust_%28bronze%29_in_the_Arkadenhof_of_the_University_of_Vienna-2485.jpg)
File:Karl Popper (1902-1994), Nr. 104 bust (bronze) in the Arkadenhof of the University of Vienna-2485.jpg - Wikimedia Commons
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Focus On: Drug Culture: Oxycodone, Poppers, Purple Drank, Crack Cocaine, Timothy Leary, Gamma-Hydroxybutyric Acid, Disco, Smoking, Flunitrazepam, Bath salts (drug), etc. - Kindle edition by Wikipedia contributors. Reference Kindle eBooks @ Amazon.com.
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