Share 'The enormous weight of National Geographics'

I'm finally in a position to attempt to build bookcases to hold my National Geographic collection.  However, I'm very concerned about the massive concentration of weight that will result.  As you all know, National Geographics are very heavy! According to my rough calculations, my collection of ~1200 issues, plus the very sturdy cases required to hold them, will result in roughly 1500-2000 pounds…