FOR IMMEDIATE RELEASE
May 12, 1999

Aeroterra Resumes Air Photo Acquisitions in Argentina

Buenos Aires, Argentina - With the beginning of the 1999 flying season in Argentina, Aeroterra announces the arrival of Earth Data Aviation's aircraft to resume Aeroterra's aerial photography acquisition and mapping missions.

The Piper Navajo Chieftan PA31 aircraft is specially configured for a broad range of advanced photogrammetric mapping and remote sensing missions, including twin Leica RE-30 cameras, airborne GPS, airborne thermal sensing and microwave radiometer missions.

For complete acquisition capabilities and availability information for 1999 missions in Argentina and neighboring countries, contact Aeroterra +(54-11) 4311-4127 or visit their web site www.aeroterra.com.

Aeroterra, founded in 1973, is the leading company in Latin America providing geoprocessing services and products to diverse markets, including forestry, agriculture, petroleum exploration, mining, urban and rural cadasters, telecommunications and business geographics. Aeroterra is also the exclusive representative for Argentina and Uruguay of the leading geoinformation companies, including ESRI, ERDAS and Radarsat.