Cora C Hartman was 11 years old when Petroleum is discovered in Titusville, Pennsylvania leading to the world's first commercially successful oil well. Petroleum is a naturally occurring, yellow-to-black liquid found in geological formations beneath the Earth's surface. It is commonly refined into various types of fuels. Components of petroleum are separated using a technique called fractional distillation, i.e. separation of a liquid mixture into fractions differing in boiling point by means of distillation, typically using a fractionating column.
Cora C Hartman was 21 years old when Susan B. Anthony and Elizabeth Cady Stanton founded the National Woman Suffrage Association, breaking away from the American Equal Rights Association which they had also previously founded. Susan B. Anthony was an American social reformer and women's rights activist who played a pivotal role in the women's suffrage movement. Born into a Quaker family committed to social equality, she collected anti-slavery petitions at the age of 17. In 1856, she became the New York state agent for the American Anti-Slavery Society.
Cora C Hartman was 31 years old when Thomas Edison demonstrates incandescent lighting to the public for the first time, in Menlo Park, New Jersey. Thomas Alva Edison was an American inventor and businessman, who has been described as America's greatest inventor. He developed many devices that greatly influenced life around the world, including the phonograph, the motion picture camera, and the long-lasting, practical electric light bulb. Dubbed "The Wizard of Menlo Park", he was one of the first inventors to apply the principles of mass production and large-scale teamwork to the process of invention, and is often credited with the creation of the first industrial research laboratory.
Cora C Hartman was 39 years old when Buffalo Bill Cody's Wild West Show opens in London. William Frederick "Buffalo Bill" Cody was an American scout, bison hunter, and showman. He was born in Le Claire, Iowa Territory, but he lived for several years in his father's hometown in Toronto Township, Ontario, Canada, before the family returned to the Midwest and settled in the Kansas Territory.
Cora C Hartman was 45 years old when Electrical engineer Nikola Tesla gives the first public demonstration of radio in St. Louis, Missouri. Nikola Tesla was a Serbian American inventor, electrical engineer, mechanical engineer, physicist, and futurist who is best known for his contributions to the design of the modern alternating current (AC) electricity supply system.
Cora C Hartman was 60 years old when Ford puts the Model T car on the market at a price of US$825. Ford Motor Company is an American multinational automaker headquartered in Dearborn, Michigan, a suburb of Detroit. It was founded by Henry Ford and incorporated on June 16, 1903. The company sells automobiles and commercial vehicles under the Ford brand and most luxury cars under the Lincoln brand. Ford also owns Brazilian SUV manufacturer Troller, an 8% stake in Aston Martin of the United Kingdom, and a 49% stake in Jiangling Motors of China. It also has joint-ventures in China, Taiwan, Thailand, Turkey, and Russia. The company is listed on the New York Stock Exchange and is controlled by the Ford family; they have minority ownership but the majority of the voting power.
Cora C Hartman died on 6 Nov 1918 at the age of 70