Smallpox pustule gauge, c 1920.

Image number: 10287516

Smallpox pustule gauge, c 1920.

A gauge for measuring the size of smallpox pustules, made by Young's of Edinburgh. The doctor could relate a patient's pustules to four typical sizes, ranging from half an inch to four fifths of an inch in diameter.

Image number:
Science Museum/Science & Society Picture Library
Date taken:
29 October 2003 13:35
Image rights:
Science Museum

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