General Slocum disaster / László Bíró patented ballpoint pen in Britain - June 15
Jun 15, 2021
10:29
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On this day in 1904, a fire on the paddle steamer General Slocum caused more than a thousand deaths. / On this day in 1938, Hungarian newspaper editor Laszlo Biro filed a British patent for the ballpoint pen.
This Day in History Class