1. Ashworth Jr WB (1989) The face of the Moon. Galileo to Apollo. An exhibition of rare books and maps from the collection of the Linda Hall Library.
http://www.lindahall.org/events_exhib/exhibit/exhibits/moon/p14.htm
2. Beer W, Mädler JH (1837) Der Mond nach seinen kosmischen und individuellen Verhältnissen oder Allgemeine vergleichende Selenographie. Simon Schropp, Berlin
3. Beer W, Mädler JH (1838) Survey of the surface of the Moon. Edinburgh New Philos J 25:38–67. Apr-Oct 1838. (English translation, shortened)
4. Birt WR (1867) Report of the Lunar Committee for Mapping the Surface of the Moon. In: Report of the British Association for the Advancement of Science. John Murray, London, pp 215–281
5. Elger TG (1895) The Moon – a full description and map of its principal physical features. George Philip & Son, London