Richard Spikes was an African-American inventor created with  inventing the turn signal and the beer keg tap. Not a lot is known  about his personal life except that he was â¦ declared legally blind  in 1962, the same year he passed away. Answered.
There are 56 calories in 1 thin slice of Roast Beef. Calorie breakdown: 60% fat, 0% carbs, 40% protein.
A serving of roast beef cold cuts has 1.9 grams of total fat, of which 0.6 grams are saturated fat and 0.76 grams are unsaturated fat. Fat is a necessary nutrient, but government guidelines recommend limiting total fat intake to 20 to 35 percent of total calories.