— Wearers of cjo-glasses bave noticed how they become dim when subjected to a sudden change of temperature—as, for instance, when the wcaror goes from iho cold outej air into a, warm room. This may bo prevented by rubbing, the glasses with soap every morning. They may bq polished bright after the soap is applied/ but an invisible film in left on them that will prevent tho deposit of moisture.
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Bibliographic details
Otago Daily Times, Issue 13834, 22 February 1907, Page 2
Word Count
69Untitled Otago Daily Times, Issue 13834, 22 February 1907, Page 2
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