Fit and drill the 623 corner ribs to the skin. Fabricate the 623A spacers. Attached the fwrd 704 bulkhead to the rear half with the wooden spacers in place. drill these frwd bulkhead to skin holes to size. Cleco the 704H side doublers to the 704 bulkhead and drilled to final size. began removal of parts to prep for final assy.
