Turner, L. Richard; Lowdermilk, Warren H. & Lord, Albert M. Performance of Hoods for Aircraft Exhaust-Gas Turbines, report, November 1946; (https://digital.library.unt.edu/ark:/67531/metadc55080/m1/1/: accessed April 24, 2024), University of North Texas Libraries, UNT Digital Library, digital.library.unt.edu; .