orbit of Iapetus, the outer satellite of Saturn.
Series: Washington observations / United States Naval Observatory -- 1882, app. 1; Washington observations (United States Naval Observatory) -- 1882, app. 1.
Publisher: Govt. Print. Off.
Published: 1885
Place of publication: Washington
Language: eng
Number of pages: 82
Subjects: Saturn (Planet) -- Satellites.
Other titles: Iapetus.
Notes: Iapetus.