Pueblo del Arroyo 1990 & 1995 Site Guides
Chaco Canyon, San Juan Basin, New Mexico

There are two on-line site guides for Pueblo Del Arroyo: 1 is from the fall, 1990 visit, and the other is the 3rd printing, January 1995. It is interesting to note the differences in these two guides--they do not contain identical information. (The cover link gives you the almost-to-scale cover image, year link gives you the guide itself.)