Completed step 8 page 21-04. Clecoed together F-1215-L&R seat ribs, F-1017C-L&R seat belt attach lugs, And F-1216-L&R seat belt attach lug supports. Made two right and two left as shown in Figures 5&6. Completed step 9 page 21-04 – final drilled #30 holes then riveted together parts assembled in step 8 with LP4-3 rivets. Deburred and primed remaining 2- F-1215-R and 2 – F-1215-L seat ribs.
