1 option
Museum of Practical Geology. Second report on the coals suited to the steam navy. By Sir Henry De La Beche, C.B., F.R.S., and Dr. Lyon Playfair, F.R.S.
The Penn Libraries is committed to describing library materials using current, accurate, and responsible language. If you discover outdated or inaccurate language, please fill out this feedback form to report it and suggest alternative language.