Upon arrival , he heard of the International Conference on Aerial Navigation to take place the first week of August .
In 1893 Montgomery visited the World 's Columbian Exposition in Chicago , intending initially to attend a lecture by electrical expert Nikola Tesla .
Upon arrival , Nikola Tesla heard of the International Conference on Aerial Navigation to take place the first week of August .
In 1893 Montgomery visited the World 's Columbian Exposition in Chicago , intending initially to attend a lecture by electrical expert Nikola Tesla .