
Heathkit valve voltmeter
Heathkit valve voltmeter, Daystrom limited, 1970
Heathkit valve voltmeter
Heathkit valve voltmeter, Daystrom limited, 1970
Reading probe for Heathkit valve voltmeter, Daystrom limited, 1970
Box of "Elastoplast" bandages, made by T.J.Smith and Nephew Ltd., English, 1980