See also Index to Maps and charts in Baha'i World volumes.
The creases in the image existed in the original poster I used; I scanned the large original in ten separate scans and then collated them to produce this electronic image. [-J.W.]
Documents posted between 2003-2012 had slightly different URLs and can be found in archive.org with addresses like bahai-library.com/?file=progress_bahai_world_crusade.
Documents posted prior to October 2003 were at bahai-library.org [archive.org] and had completely different URLs.