Bassler, Ray S. b. 1878 books & textbook
Contributions to the geology and paleontology of the West Indies
Vaughan, Thomas Wayland Canu, Ferdinand Howe, Marshall Avery Rathbun, Mary Jane Bassler, Ray S. b. 1878 Cooke, Charles Wythe Cushman, Joseph A. 1881-1949
Ulan Press /2012-08-31 Paperback / 302 Pages
Bibliographic index of American Ordovician and Silurian fossils
Nabu Press /2011-05-25 Paperback / 736 Pages
isbn-10: 1172812705 / isbn-13: 9781172812707
Cambrian and Ordovician [deposits of Maryland, by R. S. Bassler]
Maryland Geological Survey Bassler, Ray S. (Ray Smith) b. 1878
Wentworth Press /2016-08-24 Paperback / 514 Pages
isbn-10: 136070244X / isbn-13: 9781360702445
