"Trans. Manchester Geological Society, vol. xvi., May 2d, 1882."Mode of access: Internet
"Excerpt Minutes of Proceedings of the Institution of civil engineers. Vol. cxxiii, Session 1895-96....
Extract from U.S. Geological Survey, 13th annual report, 1891-92, pt. 2.Mode of access: Internet
"Read at the Natural History Society of Newcastle upon Tyne, August 5, 1835."Mode of access: Interne...
Trans. Geol. Soc. London. (2) v. 413-495 (+9); pl. 35-41. 1840.Mode of access: Internet
Reprinted from the Transactions of the Royal Institute of Architects, vol. 1, part 2, 1842."Mode of ...
"From the Transactions of the Hertfordshire natural history society. Bk. I., pt. 5, July 1881."Mode ...
From the American Geologist, vol. XXIX, no. 7, January 1902.Bibliography: p. 40-47.Mode of access: I...
"Reprinted from the Transactions of the Devonshire Association for the Advancement of Science, Liter...
Reprinted from the Journal of geology, vol. VIII, no. 3, April-May, 1900.Cover-title.Mode of access:...
From Royal Society of Edinburgh. Transactions, vol. XXVIII.Mode of access: Internet
"Reprinted from the Journal of the Iron and Steel Institute, no. II, for 1892."Mode of access: Inter...
"From the Wiltshire archaeological and natural history magazine, vol. XVI."Mode of access: Internet
Reprinted from the Transactions of the Manchester geological and mining society, vol. 28, 1904.Museu...
From the Philosopical transactions of the Royal Society of London, 1856-60.Caption title.Mode of acc...
"Reprinted from the Publications of the Colonial society of Massachusetts, vol. XIV."Mode of access:...
"Excerpt Minutes of Proceedings of the Institution of civil engineers. Vol. cxxiii, Session 1895-96....
Extract from U.S. Geological Survey, 13th annual report, 1891-92, pt. 2.Mode of access: Internet
"Read at the Natural History Society of Newcastle upon Tyne, August 5, 1835."Mode of access: Interne...
Trans. Geol. Soc. London. (2) v. 413-495 (+9); pl. 35-41. 1840.Mode of access: Internet
Reprinted from the Transactions of the Royal Institute of Architects, vol. 1, part 2, 1842."Mode of ...
"From the Transactions of the Hertfordshire natural history society. Bk. I., pt. 5, July 1881."Mode ...
From the American Geologist, vol. XXIX, no. 7, January 1902.Bibliography: p. 40-47.Mode of access: I...
"Reprinted from the Transactions of the Devonshire Association for the Advancement of Science, Liter...
Reprinted from the Journal of geology, vol. VIII, no. 3, April-May, 1900.Cover-title.Mode of access:...
From Royal Society of Edinburgh. Transactions, vol. XXVIII.Mode of access: Internet
"Reprinted from the Journal of the Iron and Steel Institute, no. II, for 1892."Mode of access: Inter...
"From the Wiltshire archaeological and natural history magazine, vol. XVI."Mode of access: Internet
Reprinted from the Transactions of the Manchester geological and mining society, vol. 28, 1904.Museu...
From the Philosopical transactions of the Royal Society of London, 1856-60.Caption title.Mode of acc...
"Reprinted from the Publications of the Colonial society of Massachusetts, vol. XIV."Mode of access:...
"Excerpt Minutes of Proceedings of the Institution of civil engineers. Vol. cxxiii, Session 1895-96....
Extract from U.S. Geological Survey, 13th annual report, 1891-92, pt. 2.Mode of access: Internet
"Read at the Natural History Society of Newcastle upon Tyne, August 5, 1835."Mode of access: Interne...