"8/19/1981" Eight images of a sampling of soil that Professor Doug Campbell is carefully sifting through as he looks for worms and other anomalies within the sample.
"8/19/1981" Eight images of a sampling of soil that Professor Doug Campbell is carefully sifting through as he looks for worms and other anomalies within the sample.
"8/19/1981" Eight images of a sampling of soil that Professor Doug Campbell is carefully sifting through as he looks for worms and other anomalies within the sample.
"8/19/1981" Eight images of a sampling of soil that Professor Doug Campbell is carefully sifting through as he looks for worms and other anomalies within the sample.
"8/19/1981" Eight images of a sampling of soil that Professor Doug Campbell is carefully sifting through as he looks for worms and other anomalies within the sample.
"8/19/1981" Eight images of a sampling of soil that Professor Doug Campbell is carefully sifting through as he looks for worms and other anomalies within the sample.