Greg McMahon Forces of Nature Colorado 2006
Greg McMahon Sand Tracks California 2007
Greg McMahon Nelson at Work 1A Pennsylvania 2007
Greg McMahon Water Series #2 Nevada 2007
Greg McMahon Twin Violins Pennsylvania 2007
Greg McMahon 2nd Impressions #7 Woodside NY 2004
Greg McMahon A Light in the Distance #2 Woodside NY 2007