The aircraft shown in flight is a Douglas DC-8. The one shown on final approach and roll out is a Boeing 747. The taxiing shots are of a Convair 990.
When the heart patient from the airplane is being transported to the hospital three different ambulances are shown during the trip to Rampart.
Squad 51 is dispatched to LAX. LAX has it's own LA City FD Even if aid was needed it would have been an LA City unit.
The cars around the airport tower are 1960s models, not 1970s models.
Dr. Early tells the seizure victim that his friend is paralyzed from the neck down. He then says he has a big problem in that he can't get him to stop smoking. Unless somebody else is lighting the cigarettes and holding them for him this would be impossible.