Dr. Roberts explores the contributions of Donald Menzel, Jack Evans, Bob Cooper, and Gordon Newkirk to improving the coronagraph leading up to the Solar Maximum Mission (SMM). Walter Orr Roberts informal series, "Provocations." Each issue consists of provocative comments related to scientific iss... Show moreDr. Roberts explores the contributions of Donald Menzel, Jack Evans, Bob Cooper, and Gordon Newkirk to improving the coronagraph leading up to the Solar Maximum Mission (SMM). Walter Orr Roberts informal series, "Provocations." Each issue consists of provocative comments related to scientific issues that mostly focus on weather, climate, the sun, or near space, with the aim of creating a forum for discussion. Show less
