Posted on February 12, 2016 by WBEZ ChicagoCurious City - Icebreakers of the Chicago River: How bubblers, boats and brawn keep the city safe each winter How bubblers, boats and brawn keep the city safe each winter. Attached audio [audio/mpeg]: 20210127123117-icebreakers-of-the-chicago-river-how-bubblers-boats-and-brawn-keep-the-city-safe-each-winter_ljaffe.mp3
Posted on February 12, 2016 by WBEZ ChicagoCurious City - Icebreakers of the Chicago River: How bubblers, boats and brawn keep the city safe each winter How bubblers, boats and brawn keep the city safe each winter. Attached audio [audio/mpeg]: 20210127123117-icebreakers-of-the-chicago-river-how-bubblers-boats-and-brawn-keep-the-city-safe-each-winter_ljaffe.mp3
