1. Health by exercise without apparatus Author(s): Nissen, Hartvig, 1856-1924, author Publication: Washington : Decker & Company, 1885 Subject(s): Exercise Movement Techniques
2. The Swedish movement and massage treatment Author(s): Nissen, Hartvig, 1856-1924, author Publication: Baltimore : Journal Publishing Company, print, 1888 Subject(s): MassageExercise Movement Techniques