Pg 29-03 Step 6: Clecoed and riveted the Forward Skin Stiffeners to the F-1201A Assy and Fuse Side Skins. Pg. 29-04 Step 12: Riveted the Panel Base Assy to the Firewall Upper and the Longerons except holes common to the Oil Tank Braces and Strut Attach Angles. Riveted the nutplates common to the Panel Base and Firewall Upper. Riveted the Canopy Rib Assemblies to the Panel Base Assy and the Firewall Upper. Step 13: Sealed the base of the Canopy Rib Assys with tank sealant. Pg 29-05 Step 4: Started Covering the head of each rivet on the firewall with sealant.