Deburred the edges of the aft top skin and clecoed skin in place on fuselage Clamped bulkhead gussets in place The shoulder harness anchors had been treated in a previous session so I clecoed them into place on the F808 bulokhead and final drilled #30 Final drilled #40 the 3/32 holes in aft top skin to bulkheads UNclecoed the removed shoulder harness anchors Unclecoed and removed aft top skin and final drilled #40 the 3/32 holes along edge/common with upper longerons Final drilled bulkhead gussets #30 to upper longerons Unclecoed all bulkheads and the canopy rail receptacle Dimple countersunk all #40 and #30 holes in aft top skin Dimple countersunk #40 holes in each bulkhead and holes common with canopy rail receptacle Dimple countersunk #30 holes that attach F807 bulkhead on forward side Machine countersunk attach holes on shoulder harness anchors for #30 dimples