He who would explore the universe should begin by knowing his immediate surroundings.
In: Astronomical Society of the Pacific, The Adolfo Stahl Lectures in Astronomy, The Solar System, Stanford University Press. 1919
He who would explore the universe should begin by knowing his immediate surroundings.
In: Astronomical Society of the Pacific, The Adolfo Stahl Lectures in Astronomy, The Solar System, Stanford University Press. 1919
