Summary
Four pieces of carborundum, a dark coloured crystalline material used in a radio detector.
Physical Description
Four lumps of dark sparkling crystalline material and a display board on which the objects were formerly mounted.
More Information
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Collecting Areas
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Acquisition Information
Donation from P. H. McElroy, 18 Feb 1925
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Date Used
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Inscriptions
Display board: CARBORUNDUM
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Classification
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Category
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Discipline
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Type of item
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Part Dimensions
7 mm (Width), 17 mm (Outside Diameter)
Approximate dimensions of larger lump.
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Keywords