Marked out rib and station positions on left rear spar. Drilled cap strips.

Painted right rear spar rib attach angles and spacers. Riveted angles to spar.

Fitted spacer bars and rib angles to right rear spar.

De burred rib attach angles and spacers. Fitted a few rib attach angles to right rear spar.

Riveted right rear spar cap strips. Cutout rib attach angles for rear spar

Assembled cap strips on right rear spar and prepared for riveting.

Trimed root end of right rear spar.
Cut cap strips to length.
De burred spars, cap strips, and attachment fittings.
Painted all.

Drilled cap strips and wing attach fittings to right rear spar.
Cutout center splice plates.

De burred right rear spar cap strips.
Cut rib spacers and drilled.

Marked right rear spar cap strips and drilled.

Riveted right wing spar angles.
Marked out right rear spar stations and ribs.

Removed rib attach angles from right main spar, de-burred and painted

Removed left main spare rib attach angles, de-burred and painted.
Riveted left main spar rib angels.

Removed left main spare rib attach angles, de-burred and painted them.

More rib attach angle's on left wing.