According to the contract paperwork available below:
“The objective of this contract is to provide scientific and engineering research and development (R&D) for the Air Force Research Laboratory, Propulsion Directorate (AFRLIPR), Edwards AFB, CA. This effort will provide on-site theoretical and experimental rocket and missile propulsion research in the physical and engineering disciplines. Typical research to be conducted includes investigation of High Energy Density Matter (HEDM), Chemical/Physical Science and Engineering Disciplines, as well as Aerophysics interactions.”
This contract resulted in an unknown number (but appears to be numerous) of reports regarding propulsion science. This was also the contract wherein two reports authored by Dr. Eric Davis were submitted to the Air Force and have been available on The Black Vault. They include:
Teleportation Physics Study, Air Force Research Laboratory, August 2004
Advanced Propulsion Study, Air Force Research Laboratory, September 2004
The full contract awarded to ERC, Inc. is located below.
Research In Propulsion Sciences Contract between ERC, Inc. and the U.S. Air Force (AFFTC / AFRL), 1998 [63 Pages, 6MB]