Detroit Arsenal, Michigan – The U.S. Army announced today the awarding of five contracts for the Army’s upcoming Self-Propelled Howitzer Performance Demonstration. The contracts were awarded to: ...
"Prepared for Parsons-Brinckerhoff-Tudor-Bechtel, contract Z409, phase V." https://siris-libraries.si.edu/ipac20/ipac.jsp?&profile=liball&source=~!silibraries&uri ...