Photo 3.  William Sauck constructing 60 Mhz Ground Penetrating Radar Antenna in Merida, Yucatan.
Photo by Lawrence G. Desmond, 1997.

Photo 4.  Prof. Rene Chavez from the National University of Mexico Geophysics Department, and William Sauck with partially
completed 60 Mhz radar antenna.
 Photo by Lawrence G. Desmond, 1997.

Photo 5.  William Sauck (R) and David Maki (L) with completed 60 Mhz radar antenna.  Photo by Lawrence G. Desmond, 1997.