Bertie,
What was the difference in operating tactics between the UK EMS operators in those days and the US operators today?
Was it blind stinking luck there were no fatalities or was there a fundamental difference in the way it was done in the UK vice the USA?
http://www.aviationtoday.com/cgi/rw/...hestandard.htm
The link leads to a good discussion of Gulf of Mexico and US EMS issues that were discussed at a recent Safety Conference.