General view of the Aircraft Grease Development and Test Area at the Naval Air Material Center's Aeronautical Materials Laboratory showing assorted apparatus and glassware containing samples for testing. The individuals…

General view of the simulated aircraft system at the Naval Air Material Center's Aeronautical Materials Laboratory used to evaluate experimental hydraulic fluids. A worker is seen seated in the foreground examining…

View of a technician at the Naval Air Material Center's Aeronautical Materials Laboratory using an unidentified apparatus to create a constant humidity condition in order to evaluate experimental humidity indicators. At…

General view of an engineer operating shot peening equipment at the Naval Air Material Center's Aeronautical Materials Laboratory. Shot peening is a cold work process used to finish metal parts to prevent fatigue and…

General view of machinery used to conduct endurance tests of high-temperature (400 degrees Fahrenheit), high-pressure (3000psi) aircraft hydraulic pump at the Naval Air Material Center's Aeronautical Materials…

View of two technicians using assorted apparatus to evaluate the electrical resistivity of high polymers at the Naval Air Material Center's Aeronautical Materials Laboratory. At the laboratory, assorted equipment was…

Eleanor Vadala, chemist, demonstrating use of the Gammacell 220, a textile chemistry machine, at the Naval Air Material Center's Aerospace Materials Laboratory. The Gammacell 220 is a source of Cobalt-60 gamma…

General view of the rubber extruder in the Rubber Laboratory at the Naval Air Material Center. Chemist C.P. Yarnall (center) and two unidentified men are seen removing material from the extruder and coiling it around a…

General view of technicians conducting tensile tests on new aircraft alloys at the Naval Air Material Center's Aeronautical Materials Laboratory. In tensile, or tension, testing, tensile machines are used to subject…

View of a technician performing a metallographic examination of metals and alloys in the Naval Air Materials Center's Aeronautical Materials Laboratory. Metallography is the study of the physical structure and…

General view of a technician making notes regarding the testing of panels coated with preservative oils after exposure in an experimental humidity cabinet at the Naval Air Material Center's Aeronautical Materials…

Exterior view of building 537 at the Naval Air Material Center's Aeronautical Materials Laboratory, housing an aircraft hangar and laboratory facilities.

General view of the Weathering Room at the Naval Air Experimental Station. Visible in the photograph is an Atlas Fade-o-meter and several accelerated weathering units used to evaluate the effects of stimulated service…

View of a worker removing a tensile sheet from a mold used in the hydraulic press at the Naval Air Experimental Station's Rubber Compounding and Processing Laboratory. The hydraulic press is a 200-ton capacity…

General view of the Steam Vulcanizer in the Rubber Compounding and Processing Laboratory at the Naval Air Experimental Station. Also known as an autoclave, the vulcanizer was use to cure, i.e. toughen or harden polymer…

Set of standard test specimen molds and dies used in the Rubber Compounding and Processing Laboratory at the Naval Air Experimental Station. This photograph was included in a 1949 Naval Air Experimental Station report…

General view of the Sealants and Adhesives Laboratory at the Naval Air Experimental Station showing assorted samples of viscous materials and equipment used to manufacture and test sealants and adhesives of both rubber…

General view of the Rubber Ingredient and Weigh-Up Room at the Naval Air Experimental Station. Adjacent to the Rubber Compounding and Processing Laboratory, the room contained cupboards and bins housing over…

Set of rubber compounding and vulcanization tools and knives used in the Rubber Compounding and Processing Laboratory at the Naval Air Experimental Station. This photograph was included in a 1949 Naval Air Experimental…

General view of the Rubber Compounding and Processing Laboratory at the Naval Air Experimental Station's Aeronautical Materials Laboratory. Two workers and an assortment of machinery and scientific apparatus, including…

General view of the Rubber Compounding and Processing Laboratory at the Naval Air Experimental Station's Aeronautical Materials Laboratory. Two workers and an assortment of machinery and scientific apparatus, including…

Portable Pyrometer and accessories used to take accurate temperature measurements of roll surfaces and platens in the Rubber Compounding and Processing Laboratory at the Naval Air Experimental Station. This photograph…

Plastometers, resiliometers, and other apparatus used to evaluate rubber and rubber-like materials in the Naval Air Experimental Station's Physical Properties Laboratory. The instruments visible in the photograph are…

General view of the Physical Properties Laboratory at the Naval Air Experimental Station showing assorted equipment used for the evaluation of rubber and rubber-like materials. Machinery and apparatus used in the…

General view of the Emerson Oxygen Aging apparatus, with two bombs, housed in the Naval Air Experimental Station's Oven and Accelerated Aging Room. Located inside a shelter within the aging room, this apparatus and…