More than half of LPS teachers add to their salaries with extra duties such as teaching summer school, sponsoring after-school clubs, coaching or putting on plays. While nearly 12 percent of teachers make $10,000 or more in extra pay, the rest make much less.
The first demonstrations of television in the US were in 1928 by Philo Farnsworth. It was more than a decade before televisions were made and sold commercially. In 1939, RCA b â¦ egan producing a commercially viable product and this represented the first widely available television.
About the show. THE X-FILES originally premiered in September 1993. Over the course of its nine-season run, the influential series went from breakout sci-fi favorite to massive global hit, and became one of the most successful television dramas of all time.