Group photograph of staff members at the Naval Air Engineering Center Polymer laboratory. At left, chemist Irving Custis is seen demonstrating a machine used in the production of polymers at the laboratory. The individuals in the photographs are identified as follows (from left): Mr. Irving Custis (Chemist); Dr. Harry Krutter (Technical Director, Naval Air Development Center); Mr. F.S. Williams (Chief Metallurgist); Dr. R.L. Abbott (Laboratory Director); Dr. G.K. Holmes (Division Superintendent); and Mr. J.H. Bowen, Jr. (Laboratory Technical Director).