photograph from Department of Mechanical Engineering -- Biomechanical and Human Engineering Lab -- Sensory Aids -- Pathsounder fileGCP-00047145
photograph from Department of Mechanical Engineering -- Biomechanical and Human Engineering Lab -- Sensory Aids -- Pathsounder fileGCP-00047146
photograph from Department of Mechanical Engineering -- Biomechanical and Human Engineering Lab -- Sensory Aids -- Pathsounder fileGCP-00047147
