by John Kirk » Thu Dec 18, 2008 10:14 am
Ryan,
You would purchase them as normal through any vendor, then mail your receipt and a form to national geographic maps in Evergreen. The products are then shipped from Evergreen within a few business days (at least that's how long it took for mine). I bought two sets, and got two sets free.
Last edited by
John Kirk on Mon Apr 06, 2009 3:02 pm, edited 1 time in total.