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.
1 581 calories, 41g fat, 22g carbs, 30g protein, 3g fiber. 2  Calories In Slow Cooker Beef Chuck Roast with onion gravy. 3  193 calories, 5g fat, 7g carbs, 27g protein, 1g fiber. 4  Calories In BBQ Beef Chuck Roast.
Calories in a slice of roast beef. 1  approx 46 calories in 1 oz, 28g, or average size slice, of roast beef (from average round cuts). 2  approx 92 calories in a 2 oz, 57g, medium thick slice, of roast beef (from average round cuts). 3  approx 138 calories in 3 oz or 85g serving of roast beef (from average round cuts).