June 19, 2005: The OilTracers® exhibit at the annual AAPG convention held in Calgary Canada, June 19-22, 2005. Part of the OilTracers LLC team (Mark Beeunas, Mark McCaffrey, David Baskin, and Brooks Patterson) are pictured, as well as some of the visitors to the exhibit (including Ken Peters, Brad Huizinga, and Fredrick Monnier)