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.
Calories. The number of calories in a pound of beef rump roast is 988 per the library at Food.com, with 60 percent of the calories coming from fat. A slow-cooked rump roast that uses the drippings as au jus has 358 calories per 1/4 lb. of meat according to Allrecipes.com.