British Conchology or an Account of the MolluscaJeffreys John Gwyn · First published 2022Open the Tome
The Depths Of The SeaSir Charles Wyville Thomson, William Benjamin Carpenter, John Gwyn Jeffreys · First published 2015Open the Tome
Last Report on Dredging among the Shetland IslesJohn Gwyn Jeffreys · First published 1868 · Latest edition 2008Open the Tome
Address delivered at the anniversary meeting of the Hertfordshire Natural History Society and Field Club, 17 February, 1880Jeffreys, John Gwyn · First published 1880Open the Tome
The "Valorous" ExpeditionJohn Gwyn Jeffreys, William Benjamin Carpenter · First published 1876AdventureOpen the Tome
The deep-sea dredging expedition in H.M.S. PorcupineJohn Gwyn Jeffreys · First published 1870AdventureOpen the Tome
british conchology, or an account of the moollusca which now inhabit the british isles and the ..john gwyn jeffreys · First published 1865Open the Tome
British Conchology, Or an Account of the Mollusca which Now Inhabit the ..John Gwyn Jeffreys · First published 1862Open the Tome
Report on the results of deep-sea dredging in ZetlandJeffreys, John Gwyn · First published 1861Open the Tome
A supplement to the "Synopsis of testaceous pneumonobranchous Mollusca of Great Britain"Jeffreys, John Gwyn · First published 1833Open the Tome
A synopsis of the testaceous pneumonobranchous Mollusca of Great BritainJeffreys, John Gwyn · First published 1833Open the Tome
