00445pamaa2200169 4500 0000014838 20060621090000.0 0273008463 624.171 MAR TA645 MAR 1977 MARSHALL Structures W.T. Marshall and H.M. Nelson. 2nd ed. London: ELBS/Pitman, 1977. xiii, 455p.: 22cm. Structural analysis (Engineering) Nelson, H.M.