1883- Edith Clark, the first female electrical engineer, is born.
This Day in History
1909- the world’s first forestry school is incorporated in Kent, Ohio.
1922- an all-metal Boeing 247 flies for the first time.
2004- the Tiger Sky Tower, the highest observation tower in Singapore, opens.
1910- Groundbreaking on the Sacred Heart Basilica in Timaru, New Zealand.
1952- The three-colored traffic lights are put into service in New York.
1939- the Toronto Island Airport opens in Toronto, Canada.
1898- Finnish architect and designer, Alvar Aalto, is born.
1970- the patent for the heat gun was published.
1905- the Cullinan, a 3,106-carat diamond, is found in South Africa.