This week, CBS EcoMedia unveiled a "lapel pin" to go on advertising, a small leaf for what they call "eco-ads"--a typical ad on TV, radio, a billboard, or any other media, which sports the eco-ad ...

He says the flag lapel pins in his collection don’t really date back before mid-century. “I don’t think it was a common thing for men and women to wear before the Second World War,” he says.