Two "Portia" baby spring balances

Two "Portia" baby spring balances, 16lb., made in England, 1920-1950

Details

Category:
Nursing & Hospital Furnishings
Object Number:
1982-561/17
Materials:
chrome plated brass, steel
type:
baby weigher and spring balance
credit:
Mirrielees, Esther

Parts

Portia' baby balance

Portia' baby balance

One "Portia" baby spring balance, 16lb., made in England, 1920-1950

More

Used in hospitals to record the weight of babies, this balance can measure up to 16 lbs (7.2 kg). When the child was placed in the pan, the spring stretched and the measurement was read. Babies are usually weighed regularly after they are born so that their growth can be monitored.

Measurements:
overall: 172 mm 18 mm, .06kg
Materials:
chrome plated brass and steel
Object Number:
1982-561/17 Pt1
type:
baby weigher and spring balance
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The Board of Trustees of the Science Museum