Birthdays in History Jun 21 Pierre-Nicolas Beauvallet, French artist, born in Le Havre, France (d. 1818) Jun 23 Déodat Gratet de Dolomieu, French geologist (d. 1801) Deaths in History Jun 15 Marguerite De Launay, Baronne Staal, French writer (b. 1684) 1749 On This Day in History 1751