Slasher (who, like you, knows who I am ... even if I haven't quite worked out who you both are yet) knows my background ... indeed the AW650s are the manuals to which I refer.
The Argosy's main claim to fame was its ability to convince any doubters that the back end of an aeroplane does, indeed, dance a fine jig in flight.
Nonetheless a real man's cockpit ... just about needed a loud hailer for commander and F/O to converse.
... many tales in the back of the memory ....