body,table,td,input,select,textarea{font-size:9pt;font-family:굴림;line-height:120%;}p{margin-top:2px;margin-bottom:2px;} 우리꽃 44가지를 선별하여 제작한 포스터입니다. 1. 크기 : 가로53.5cm X 세로77.5cm 2. Illustrator : 이해직, 김재환
Easy blowing, High tone dog whistle, fitted with solid, waterproof pearl, to give a trill for those who want a distinctive and different sound. With a frequency that fluctuates by 750 Hertz. 210 Small ultra high pitch whistle has a natural cork ball which produces the familiar 'trilling' roll of the pea whistle. 210.5 Same as the 210 but with out the cork ball, produces a single extremely high frequency.