The pilot reported that he was under the impression that the Beech B-60’s inboard fuel tanks had been topped off and he had 202 gallons on board prior to departure.
He had a “standing order” with the airport’s FBO to top the tanks, however the fueling was not accomplished and he did not visually check the fuel level prior to departure.
He entered 202 gallons in the cockpit fuel computer and unknowingly commenced the flight with 61 gallons on board…