Nobleborough 44°5' N. 69°29' W Nobleborough Lincoln County. Maine, USA Fall 1823, August 7, 16:30 hrs Stone. Achondrite. Howardite (HOW) Synonym(s) Nobleboro Approx. recovered weight: 2.3 kg After detonations and appearance of cloud, a stone of about 51b (2.3kg) fell and broke into pieces. P. Cleaveland (1824). Source