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[Letter from I. Parker, assistant manager of the radio station KELW]

Description: Letter from I. Parker, assistant manager of the radio station KELW. A circular icon with "KELW" and radio tower icons printed around it is positioned between and above lines of small text. Further down the page is a date and the message of the letter, printed above Parker's signature.
Date: April 20, 1933
Creator: Parlee, Lorena, 1945-2006 & Parker, I.
Item Type: Refine your search to only Text
Partner: UNT Libraries Special Collections
open access

Tests of nacelle-propeller combinations in various positions with reference to wings 3: Clark y wing - various radial-engine cowlings - tractor propeller

Description: From Summary: "This report is the third of a series giving the results obtained in the 20-foot wind tunnel on the interference drag, and propulsive efficiency of nacelle-propeller-wing combinations. The first report gave the results of the tests of an NACA cowled air-cooled engine nacelle with tractor propeller located in 21 positions with reference to a thick wing. The second report gave the results for several engine cowlings and nacelles with tractor propeller located in four positions with … more
Date: April 20, 1933
Creator: Wood, Donald H.
Item Type: Refine your search to only Report
Partner: UNT Libraries Government Documents Department
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