The Silurian system, founded on geological researches in the counties of Salop, Hereford, Radnor, Montgomery, Caermarthen, Brecon, Pembroke, Monmouth, Gloucester, Worcester, and Stafford : with descriptions of the coalfields and overlying formations /
By: Murchison, Roderick Impey, - Clive, Harriet Windsor, - Gardner, James, - Hullmandel, Charles Joseph, - Ince, Joseph Murray, - Murchison, Charlotte, - Murray, John, - Phillips, - Picken, Andrew, - Salter, John William, - Scharf, George, - Stackhouse Acton, Frances, - Taylor, John Edward, - Taylor, Richard, - Traherne, Charlotte Louisa, - Webster, Thomas, - Whymper, Josiah Wood, - Day & Haghe,
Publication info: London :John Murray, Albemarle Street,1839.
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