![Evaluation of pneumatic adjustment feature in chair for LSM operators : Cornog, D.Y.US Postal Service, Planning and New Development Department, Office of Postal Technology Research, Information and Human Sciences Division, Technical Note PTR-H433-75-1, Jan 1975, 42 pp]()
Evaluation of pneumatic adjustment feature in chair for LSM operators : Cornog, D.Y.US Postal Service, Planning and New Development Department, Office of Postal Technology Research, Information and Human Sciences Division, Technical Note PTR-H433-75-1, Jan 1975, 42 pp1976