Dusting the books in the . British Museum Library calls, for the services of a special gang of about 40. men, who spend all their time keeping the.books c.iean. The common house fly sounds the not F in flying. This moans that its wings vibrato 335 times a second. The honey bee sounds A, implying 440 vibrations a second. British goldbeaters, who are the finest in the world, can turn a block of gold square and about one-thousandth if an inch thick into 16 leaves of gold each sin square.
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Bibliographic details
Manawatu Times, Volume LVI, Issue 6519, 7 April 1931, Page 6
Word Count
89Page 6 Advertisements Column 8 Manawatu Times, Volume LVI, Issue 6519, 7 April 1931, Page 6
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