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.
The Mid Beef and Cheddar with Arby's sauce and mayo, for example, provides 660 calories and 37 grams of fat. And the Max Roast Beef Sandwich provides 580 calories and 27 grams of fat and it doesn't even have cheese. And if you're trying to keep your calories in control, you should skip Arby's popular sides.