South Africa to England in a Bonanza

After a frantic week of long-range faxes and Bonanza research, the deal was done and the planning started for the ferry flight back to Peterborough Sibson (EGSP) in the UK. I was keen to fly it myself if at all possible as I’d never done a long flight in a light single and it seemed wasteful to pay someone else to do it. What was a Bonanza capable of?