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Sky & Telescope | November 1975 · lens. On September 4.14, Dennis Milon at Harvard, Massa- chusetts, used a 10-minute exposure, the same film, and a nearly identical lens for the

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Page 1: Sky & Telescope | November 1975 · lens. On September 4.14, Dennis Milon at Harvard, Massa- chusetts, used a 10-minute exposure, the same film, and a nearly identical lens for the
Page 2: Sky & Telescope | November 1975 · lens. On September 4.14, Dennis Milon at Harvard, Massa- chusetts, used a 10-minute exposure, the same film, and a nearly identical lens for the
Page 3: Sky & Telescope | November 1975 · lens. On September 4.14, Dennis Milon at Harvard, Massa- chusetts, used a 10-minute exposure, the same film, and a nearly identical lens for the