Dimpled the elevator skins with the help of my wife.
Then primed the interior of the elevator and rudder skins, using an aerosol can. It's warmed up a bit. It's pretty bright in the garage as the sun is just short of going down, but it's warmer now.
Also, primed all of the stiffeners.
Priming the elevator skins
Primed elevator and rudder skins along with the stiffeners for both