Formulas for stress and strain / Raymond J. Roark columbia college natural science series Matter, energy and radiation / by J.R. Dunning and H.C. Paxton america in a world at war America's maginot lines / by Helen Hill médailles commémoratives comme instruments de propagande allemande / par G.F. Hill Six-place tables : a selection of tables of squares, cubes, square roots, cube roots, fifth roots and powers ... / with explanatory notes by Edward … mcgraw-hill series in mechanical engineering Kinematic synthesis of linkages / Richard S. Hartenberg and Jacques Denavit army officer's guide / Paul D. Harkins and Philip Harkins Knowing and drawing trees / A. Hill : 1 Knowing and drawing trees / A. Hill : 2 Story of American hunting and firearms : a 400 year history : with 14 fullcolor pl. and many black and white ill. / by the … Principles of aeronautical radio engineering / by P.C. Sandretto Introduction to meteorology / by Sverre Petterssen