1988, John Feinstein, A season inside: one year in college basketballIt took four years, lots of time, and lots of money, but eventually they developed a pealess whistle with a higher pitch than the old whistle.
May 10, 2009, Ian Austen, BlackBerry Billionaire Has the N.H.L. Buzzing, Foxcroft, who invented the pealess whistle and heads the Fox 40, the company that makes it, said that any hockey club owned by Balsillie would be a similar partnership.
