Clecoed the WD-409 tail spring mount to the F-812 bulkhead assembly Marked the aft side of the F-811 bulkhead assembly above the WD-409 tail spring mount attachment hole Clecoed the F812 bulkhead and WD-409 tail spring mount in place on the fuselage Made a shim to fill the gap between the mount and the F-8-11 bulkhead Clamped the fwd end of the WD-409 tail spring mount to the F-811 bulkhead assembly Match drilled #30 the two bolt holes common between the F-811 bulkhead assembly and the WD-408 tail spring mount Cleaned up the cutout in the F-828-1 Aft bottom skin to clear the WD-409 tail spring mount Final drilled 3/4 the 3/32 hole in the F-828-1 Aft bottom skin shown on Dwg 73 re-clecoed the F-828-1 aft bottom skin on the fuselage to check fit of the WD-409 tail spring mount Unclecoed and removed the F-825-1 top skin, F-807B-1, F-808B-1, F-809B-1 and F-801A-1 bulkhead tops Unclecoed and removed the F-812B-1 Angle / control stop, the F-866-L-1 and R-1 rudder stops and the F-819-1 aft deck Unclecoed and removed the WD-808 front setback support and F-856-1 spacers Unclecoed and removed the F-816A-L-1 and R-1 cockpit rails and F-817-L-1 and R-1 seat back support plates repositioned the fuselage to the worktable removed both the F-877-L-1 and R-1 upper longerons Removed all of the parts of the tailcone Removed the F-823-L-1 and R-1 mid side skins as well as the seat rib assembly parts. Removed seat rib assembly from the center section assembly Clecoed the F-822-1 fwd floor panel to the fwd and aft flanges of the center section assembly