Challis, James. 1803-1882.
An account of observations undertaken in search of the planet discovered at Berlin Sept. 23, 1846. (Cut from Royal astronomical society. Memoirs. Vol. 16, ppe 415-426. London, 1847.) **H.5112.16
Same. (In Royal astronomical society. Memoirs. Vol. 16, ppe 415-426. London, 1847.)
*3341.1.16 = **E.128.1.16
-Astronomonical observation.