William C. Reavis Math and Science Specialty Elementary School at the Blackstone Branch (back to all exhibits) Blackstone Branch of the Chicago Public Library, April - May 2013Slideshow 100_3802.jpg100_3803.jpg100_3804.jpg100_3805.jpg100_3806.jpg100_3812.jpg100_3823.jpg100_3826.jpg100_3827.jpg Blackstone Branch of the Chicago Public Library, May - June 2011Slideshow Blackstone Branch of the Chicago Public Library, May 2010Slideshow