PHOTOGRAPHED FOR THE U S RUBBER COMPANY SHOWING RUBBER SEAL INSTALLATIONS - EXPANSION JOINTS - ON THE PROPULSION SCIENCES LABORATORY PSL EXHAUSTER SYSTEMS FACILITY
PHOTOGRAPHED FOR THE U S RUBBER COMPANY SHOWING RUBBER SEAL INSTALLATIONS - EXPANSION JOINTS - ON THE PROPULSION SCIENCES LABORATORY PSL EXHAUSTER SYSTEMS FACILITY
PHOTOGRAPHED FOR THE U S RUBBER COMPANY SHOWING RUBBER SEAL INSTALLATIONS - EXPANSION JOINTS - ON THE PROPULSION SCIENCES LABORATORY PSL EXHAUSTER SYSTEMS FACILITY