Lunar Orbiter Photographic Atlas of the Moon
- Digital edition of Lunar Orbiter Photographic Atlas, 1971, with all 675 plates.
- http://www.lpi.usra.edu/resources/lunar_orbiter/

A History of the Lunar Orbiter Program
- The NASA History Office offers a detailed history of the program startup, technical background, spacecraft manufacture, and mission summaries.
- http://www.hq.nasa.gov/office/pao/History/TM-3487/top.htm

Lunar Orbiter to the Moon
- Information and data on the five lunar orbiter missions (1966-1967).
- http://www.solarviews.com/eng/lunarorb.htm

Wikipedia: Lunar Orbiter program
- An overview of the five unmanned Lunar orbiter missions launched by the United States in 1966 through 1967.
- http://en.wikipedia.org/wiki/Lunar_Orbiter_program

Lunar Orbiter Program
- Overviews of the various Lunar Orbiter missions, with photographs and related links.
- http://www.lpi.usra.edu/expmoon/orbiter/orbiter.html

Lunar Orbiter
- Detailed information, experiments, data, and images on the five survey missions (1966-1967).
- http://nssdc.gsfc.nasa.gov/planetary/lunar/lunarorb.html