humanoidhistory: The phases of Venus as it orbits the Sun, illustrated by John Emslie in Astronomica
humanoidhistory: The phases of Venus as it orbits the Sun, illustrated by John Emslie in Astronomical Diagrams, 1851. -- source link
humanoidhistory: The phases of Venus as it orbits the Sun, illustrated by John Emslie in Astronomical Diagrams, 1851. -- source link