Bruno Emil Tesch (14 August1890 - 16 May1946 in Hameln) was a German chemist and entrepreneur, condemned and executed on 16 May 1946 for his involvement in the production of Zyklon B. August 14 is the 226th day of the year in the Gregorian Calendar (227th in leap years), with 139 days remaining. ... 1890 (MDCCCXC) was a common year starting on Wednesday (see link for calendar) of the Gregorian calendar (or a common year starting on Friday of the Julian calendar). ... May 16 is the 136th day of the year in the Gregorian Calendar (137th in leap years). ... 1946 (MCMXLVI) was a common year starting on Tuesday. ... Map of Germany showing Hamelin Watershed of the River Weser Hamelin (German: Hameln) is a town in Lower Saxony, Germany. ... 1946 (MCMXLVI) was a common year starting on Tuesday. ... Zyklon B label — Note that “Gift” translates as “poison” Zyklon B was the tradename of a pesticide ultimately used by Nazi Germany in some Holocaust gas chambers. ...