The Orbit and Phenomena of a Meteoric Fire-Ball, Seen July 20, 1860.
Smithsonian Institute, 1868
Smithsonian Contributions to Knowledge 221. 4to. (31x22cm), 101 pages. 1 map. Several tears and chips in the margins, sometimes with pieces of paper lost, but never affecting the text. The paper rather brittle. In later wrappers, a little creased.
