Riveted the left and right mid side skins to fusleage substructure. After riveting the mid side skin to the F807 bulkhead I riveted the F860 arm rest to the mid side skin, and riveted the aft end of the F860 armrest to the F807 bulkhead Repeated the same for the left side mid cabin side skin Riveted the Left aft side skin to substructure (bulkheads, lower longerons. mid longerons, and upper longeron whererivet legends were called out) Riveted the Right aft side skin to fuselage substructure. (bulkheads, lower longerons. mid longerons, and upper longeron whererivet legends were called out) Riveted F857C left and right brackets
