Rheostat used to control current to electric heater of wet asher

Rheostat used to control current to electric heater of wet

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Rheostat used to control current to electric heater of wet
Science Museum Group
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Rheostat used to control current to electric heater of wet asher, ex war dept, mid 20th century

Details

Category:
Biochemistry
Object Number:
1984-282
type:
theostat
credit:
University of Sheffield, Dept. of Biochemistry