page 8-38 Clecoed and Riveted the F-817-L-1 and R-1 seat back support plates in place Clecoed the two F-856-1 spacers and WD-808 seat back weldment in place on the bottom of the F-816_L-1 and R-1 cocpit side rails . Riveted the spaces and Front seat back support in place installed the screws and bolts
Riveting seat back support plates
Squeezing the rivets for the front seat back support