Clecoed and riveted the trim tab spar to the bottom surface of the skin. Had to break out the smut pots to run the mosquitoes out of the shop - 72 deg F at sundown. Measured, positioned, clamped and drilled the forward hinge half to the left elevator trim tab cut-out. Checked the tab for twist and started riveting the trim tab spar and aft hinge half to the upper surface of the tab skin. Re-checked the fit in the elevator cut-out and riveted some more. Closed the ends of the trim tab with blind rivets. Clecoed and riveted the forward half of the trim tab hinge to the elevator cut-out.
