historicaltimes:Jan Szczepanik and Kazimierz Żegleń during the test of the first bulletproof vest. T
historicaltimes:Jan Szczepanik and Kazimierz Żegleń during the test of the first bulletproof vest. The authors of the project were so sure of their invention that during the show in 1901, Szczepanik shot his servant from just three steps away. via reddit -- source link