Complex sentence: Bell was then an employee of the Ritz-Carlton in Philadelphia and he tried his hand as a stock broker and lost $50,000 (presently, $) during the Wall Street Crash of 1929.
Split into simpler sentences: Bell was then an employee of the Ritz-Carlton in Philadelphia. At one ponit, he tried his hand as a stock broker and lost $50,000 (presently, $) during the Wall Street Crash of 1929.