Unloading the DC-8 at Robertsfield Airport outside Monrovia. (The airport in Monrovia itself cannot be used because too many people and animals walk across the runway!) Groundstaff at the airport bring old water bottles when the crew check the fuel on the jets; the half-litre of Jet A1 fuel drawn off to check for contamination is enough to light their homes for a week in a kerosine lamp...