Shelf Balancing, Part 1

Originally published on March 1, 2011 at http://hhibner.blogspot.com/2011/03/shelf-balancing-study.html Image creative commons courtesy of https://www.flickr.com/photos/61056899 Comment from Holly on 11/19/2014: This is a series of posts I wrote in 2011. It was a HUGE project, so rather than update all the