Summary

Half gallon measure, part of set of 7 brass standard measures stamped 'S50', comprising 1 gallon, 1/2 gallon, 1 quart, 1 pint, 1/3 pint, 1/4 gill. Plus 2 cover slips for 1 gill and 1/4 gill.

Used at Melbourne Observatory and by Weights and Measures Branch, Victoria.

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