Pope Gregory IX (Latin: Gregorius IX; born Ugolino di Conti; c. 1145 or before 1170 – 22 August 1241) was Pope from 19 March 1227 to his death in 1241. Continue reading
Month: July 2019
Charles Burton Manufacturers the Pram
Charles Burton invented the first modern perambulator or ‘pram’ in New York, NY USA in 1848 Continue reading
First School for Mirror Artisans
The first school for mirror artisans is opened in Greece in 328 BCE training in metal polishing techniques using sand. Continue reading
Machinist Invents a Micrometer
Henry Maudslay, British machinist built a micrometer at his London, England workshop in 1800 Continue reading
First Screw Threading Lathe
Henry Maudslay, founder of Maudslay & Company invented the screw-threading lathe in London, England in 1797. Continue reading
The Invention of Nitroglycerin
Italian chemist Ascanio Sobrero developed nitroglycerin, Continue reading
Bic Disposable Razors
Bic Company of France marketed the first disposable razor worldwide in 1975. Continue reading
Francis William Aston
Francis William Aston FRS (1 September 1877 – 20 November 1945) was an English chemist and physicist who won the 1922 Nobel Prize in Chemistry for his discovery, by means of his mass spectrograph, of isotopes, in a large number of non-radioactive elements, and for his enunciation of the whole number rule. Continue reading
French Publication Recommends Condom Usage
The publication L'Escole des Filles, from Paris, France recommended condom usage Continue reading
First Bat Mitzvah Ceremony
The first bat mitzvah ceremony was celebrated by Judith Kaplan Eisenstein, Continue reading