A Plain Method of Determining the Parallax of Venus: by Her Transit Over the Sun: and from Thence, by Analogy, the Parallex and Distance of the Sun, and of All the Rest of the Planets. by James Ferguson

A Plain Method of Determining the Parallax of Venus: by Her Transit Over the Sun: and from Thence, by Analogy, the Parallex and Distance of the Sun, and of All the Rest of the Planets. by James Ferguson