Jones, Eric M., ed. (1996). "Mobility and Photography". Apollo 11 Lunar Surface Journal. NASA. Archived from the original on July 14, 2019. Retrieved February 10, 2019.
Jones, Eric M., ed. (1996). "Mobility and Photography". Apollo 11 Lunar Surface Journal. NASA. Archived from the original on July 14, 2019. Retrieved February 10, 2019.