Collection of Papers: Über die Stabilität versteifter Platten. Etude de l'action des charges roulantes sur les rails. Über die Biegung der allseitig unterstützten rechteckigen Platte. Calcul des arcs élastiques. Statical and dynamical stresses in rail. Stress concentration produced by fillets and holes. Vibration of bridges. Stresses in railroad track. Columns and thin-walled structures. Stability of the web of plate girders. Bending of rectangular plates with clamped edges. Progress in applied mechanics