modern agency maps (Temporal Keyword)
1-4 (4 Records)
Rio Blanco irrigation district maps were scanned for use in GIS programs for the Proyecto Arqueologico La Mixtequilla. Not all the irrigation district maps were copied by xerox for this endeavor. There are additional maps held by the irrigation district offices. The irrigation district is part of the Comision del Papaloapan.
Aerial mosaics of the lower Papaloapan basin were created for the Comision del Papaloapan by the Cia. Mexicana de Aerofoto, which has since gone out of business. Their negatives and any remaining prints appear to have been lost, or at least are in an unknown location. Prints were purchased covering the western lower Papaloapan area and used in archaeological survey 1986-1988. Subsequently, survey was conducted with Irrigation District maps or GPS. These scans function as archival records of...
These INEGI maps were scanned for use in GIS programs for the Proyecto Arqueologico La Mixtequilla.
This projects contains scans of maps that were used during the Proyecto Arqueologico La Mixtequilla. The maps are INEGI maps and Comision del Papaloapan Irrigation District Maps.