BS 1887:1966

Construction, calibration and accuracy of weighing machines for use of midwives and health visitors, of capacities 20 lb, 60 lb, 170 lb (transportable and non-transportable), 280 lb (non-transportable), and 10 lb (portable). Gives alternative metric capacities and graduations. Construction and graduation of height measuring attachments and fixed or portable height-measuring equipment. Verification, installation, and maintenance.