Summary

Box of five divided line scales on glass and silver from Melbourne Observatory.

Used to measure length.

Physical Description

1. 20 centimetres by 1 millimetre, silver strip on brass, marked "MELBOURNE OBSERVATORY, NO. 1 MILLIMETRE" 2. 18 centimtres by 1 millimetre, silver strip on brass, marked "MELBOURNE OBSERVATORY, NO. 2 MILLIMETRE". 3. 25 centimetres by 1 millimetre, silver strip on brass. 4. 18 centimetres by 1 millimetre, glass. 5. 25 centimetres by 1 millimetre, glass, marked "ENGRAVED FROM P. GAUTIER'S COPY OF INTERNATIONAL BUREAU STANDARD, SLIDE MICROMETER, MELBOURNE OBSERVATORY, 1892, W. P. WILKINSON".

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