McKinley Climatic Laboratory celebrates 75th anniversary
                McKinley Climatic Laboratory team member Craig Marshall checks the vacuum on a refrigeration unit used in the facility at Eglin Air Force Base, Florida, May 17, 2022. Those at the MCL recently celebrated the 75th anniversary of the facility. The first tests at the MCL occurred in May 1947. The MCL is operated by the 717th Test Squadron, 804th Test Group, Arnold Engineering Development Complex. (U.S. Air Force photo by Bruce Hoffman)
                
                    
                        PHOTO BY:
                        Bruce Hoffman
                    
                    
                        VIRIN:
                        220526-F-F3405-1006.JPG
                    
                    
                        FULL SIZE:
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                                    CAMERA 
                                    NIKON D5
                                    LENS 
                                    N/A
                                    APERTURE
                                    8
                                 
                                
                                    SHUTTERSPEED
                                    1/60
                                    ISO
                                    800
                                 
                             
                            No camera details available.
                         
                        
                            
                                IMAGE IS PUBLIC DOMAIN
                                
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