The original digital file had the following descriptive metadata embedded in its header: Name: 412_DSP_Transportation_241.jpg Date Picture Taken: 3/12/2009 12:55:43 PM [Original] Caption: Students in Montgomer More
The original digital file had the following descriptive metadata embedded in its header: Name: 412_DSP_AirQuality_035.jpg Date Picture Taken: 3/12/2009 1:20:14 PM [Original] Caption: Students in Montgomery Cou More
The original digital file had the following descriptive metadata embedded in its header: Name: 412_DSP_AirQuality_032.jpg Date Picture Taken: 3/12/2009 1:04:56 PM [Original] Caption: Students in Montgomery Cou More
Clean Diesel Public domain photograph of US government agency official, meeting, free to use, no copyright restrictions image - Picryl description
Clean Diesel Public domain photograph related to US governmental agency activity, free to use, no copyright restrictions image - Picryl description
Office of the Administrator (Stephen L. Johnson) - National Clean Diesel Campaign, Policy Leaders Summit 2005
Office of the Administrator (Stephen L. Johnson) - Clean Diesel, Diesel Technology Forum