Two 'Portia' baby suspension scales

Two Portia baby suspension scales, English, 1920-1950 (see note)

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Two Portia baby suspension scales, English, 1920-1950 (see note)
Science Museum Group
© The Board of Trustees of the Science Museum

Two Portia baby suspension scales, English, 1920-1950

Details

Category:
Nursing & Hospital Furnishings
Object Number:
1982-561/135
Materials:
metal (unknown) and complete
Measurements:
overall: 165 mm 15 mm,
type:
spring balance
credit:
Mirrielees, Esther