Section 16 - Top Wing Skins (j-channel; aileron hinge bracket attach)

The final parts of Section 16 have been completed, including riveting the spars, riveting the long and short j-channels, and attaching the outboard aileron hinge bracket:

Everything riveted on the top skin, except the j-channel in this pic:

Closeup of the overlap between inboard and outboard skins (all back-riveted with the help of my patient wife):

Finished back-riveting the j-channel (inside view):

Midway through attaching the outboard aileron hinge bracket:

Flipped the wing on its top skin, ready to attach the leading edge:

Closeup view - damn, there are a LOT of rivets in this wing!