[PaKlo]

Here are the links to original photos on LIFE archive (some photos are mirrored!):

http://images.google.com/hosted/life...3d19630fb.html
http://images.google.com/hosted/life...54c94b7ca.html
http://images.google.com/hosted/life...e9188bdad.html
http://images.google.com/hosted/life...5a24ea579.html

Another US Navy trucks from the same base shows civil registration plate again and U.S. NAVY marking on the rear edge of body (probably the same position was used for the Bomb Service Trucks, my friend's Ford GTBC has the same solution) :
http://images.google.com/hosted/life...81cf98f36.html
http://images.google.com/hosted/life...d8eeba3ae.html
http://images.google.com/hosted/life...3385b45b4.html