Mrs E. Iff. Bolton, grand-niece of Sir Humphrey Davy, has invented a concertina" stair-carpet sweeper. Ihe brush is attached to the tray by an extending device, and the dust is swept directly into the tray without rising. A new all-steel, rustless diving suit, weighing 5501 b, and' tested to work safely at a depth of 650 ft, was demonstrated recently. It has delicately- j constructed hands which can be changed for powerful tools by the diver while submerged. '
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Ashburton Guardian, Volume XLVI, Issue 10704, 31 March 1926, Page 4
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78Untitled Ashburton Guardian, Volume XLVI, Issue 10704, 31 March 1926, Page 4
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