Here's the NARA caption for this photo:
"Allied servicemen receive instructions on repairing airplanes at Burtonwood Repair Depot, Warrington, England. Shown, checking instruments and electrical connections on a P-51 Mustang are (left to right) F/Sgt R.A. Wellersman, Margate, England; S/Sgt Arthur Cunningham, Brewster, Minn.; T/Sgt F.L. Resnak, Washington D.C.; LAC S.H. Cooke, London, England; and T/Sgt Robert Root, Corbin, Kentucky."
NARA via Fold3.com
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