Cost is $125 in Virginia. 3. Simultaneous 2nd Trust settlement fee. An additional fee of $300 applies if you obtain a second mortgage (i.e., home equity line of credit) simultaneously with your transaction. â  Prices applicable to Arlington County, VA; Fairfax County, VA and City of Alexandria, VA.
In 1809, Humphry Davy invented the very first electric light. He did this by connecting two wires to a single battery and then attatching a charcoal strip between the other two ends of the wires. The charged carbon then glowed, making the very first arc lamp. He later invented the minerâs safety lamp in 1815.
Thomas Edison and the âfirstâ light bulb. In 1878, Thomas Edison began serious research into developing a practical incandescent lamp and on October 14, 1878, Edison filed his first patent application for Improvement In Electric Lights.n 1802, Humphry Davy invented the first electric light. He experimented with electricity and invented an electric battery. When he connected wires to his battery and a piece of carbon, the carbon glowed, producing light. His invention was known as the Electric Arc lamp.