Structural.

Structural and Techtonic Principles Badgley, Peter C. 1965 Structural and tectonic principles Badgley, Peter C. 1965 Structural design in steel Shedd, Thomas Clark 1934 Structural geology Singh, Nandita 2019 Structural geology Billings Marland P. 2016 Structural geology Fossen, Haakon 2016 Structural Geology Davis, George H. 2012 Structural geology Fossen, Haakon, 1961- 2010 Structural geology Ragan, Donal M. 2009 Structural geology Billings, Marland Pratt 1989 Structural geology Dennis, John G. 1987 Structural geology Dennis, John G. 1972 Structural geology Billings, Marland Pratt 1972 Structural geology Belousov, V. V. 1968 Structural geology Ragan, Donal M. 1968 Structural geology Sitter, L. U. de 1964 Structural geology Billings, Marland Pratt 1954 Structural geology Billings, M.P. 1947 Structural geology Billings, M.P. 1942 Structural geology Billings, Marland Pratt Year not listed