Railroads--Employees (2) Pictures (2) Trainmen (2) Performances (2) Imágenes (2) Représentations (2) Illustrations, images, etc. (2) Cheminots (2) Centre (1) Employment (1) Cloture (1) History (1) Yarn (1) Worms (1) Witnesses (1) Wealth (1) Walking (1) Volume (Cubic content) (1) Twentieth century (1) Thread (1) Social mobility (1) Social history (1) Reality (1) Railroads (1) Perception (1) Working class (1) Interpersonal relations (1) Gait in humans (1) Christmas (1) Business records (1)