21. One state legislature introduced a bill that would ban X-rays from opera glasses or any other aids to vision. 22. The London Opera Glass Company was founded in 1913 and provides opera glasses in many of London's West End theatres. 23. Tellers examined the track markers, whose larger print allowed them to see the information, although this sometimes required opera glasses . 24. The London Opera Glass Company was founded in 1913 and provides opera glasses in many of London's West End theatres. 25. But Venice is no longer looking down its opera glasses at the fast-growing, blue-collar city 15 miles to the south. 26. The design of many modern opera glasses of the ornamental variety is based on the popular lorgnettes of the 19th century. 27. The earliest field guide in the US was " Birds through an Opera Glass " ( 1889 ) by Florence Bailey. 28. The mirrors, like the opera glasses , are also clues that the true subject of these paintings is the act of seeing. 29. Kozlowski also bought " $ 30, 000 worth of opera glasses , " prosecutor Ann Donnelly told jurors in Manhattan's State Supreme Court. 30. Luci Nix does not carry opera glasses when she watches Houston Grand Opera perform in the Brown Theater at the Wortham Theater Center.