Check out John Robert Gregg's haircuts throughout his career:
John Robert Gregg had various hairstyles during his career. He was well celebrated as a talented teacher, inventor and journalist. Nevertheless, the Irish inventor was especially known for his special appearances and his charming character. Before his demise at age 81 he was often talked about in magazines and tabloids due to his superb hairstyles. Check out John Robert Gregg's famous looks in the image box below: