Tornado struck Rochester and the Sisters of Saint Francis proposed building a hospital
In 1840, After a devastating tornado ripped through Rochester, Mother Alfred Moes and the Sisters of Saint Francis…
The British government passed the Vaccination Act of 1840
In 1840, the British government passed the Vaccination Act of 1840, an act that provided free vaccinations for…
German scientist Dr. Jacob von Heine conducted the first systematic investigation of polio
In 1840, German scientist Dr. Jacob von Heine conducted the first systematic investigation of polio and developed the…
Emil Mallinckrodt aquired land for first factory
In 1840, Emil Mallinckrodt acquired a land in the Bremen area of St. Louis, which became the site…