ral aspects are DER approved by William T. Riley. DERV-831142-CE on FAA 8110-3 form dated 07/09/2009. Weight and Balance is negligible. Installed a Logbook Holder located aft of Pilot's Seat in accordance with Structural Drawing List CE520000082, Rev.- - Structural 8110-3 Drw. List GV-SP S/N 5173 of which the