Handbook of Middle American Indians, Volume 12Guide to Ethnohistorical Sources comprises Volumes 12 through 15 of the Handbook of Middle American Indians, published in cooperation with the Middle American Research Institute of Tulane University under the general editorship of Robert Wauchope (19091979). The Guide has been assembled under the volume editorship of the late Howard F. Cline, Director of the Hispanic Foundation in the Library of Congress, with Charles Gibson, John B. Glass, and H. B.