Sailing dates in GREEN are line voyages.
Sailing dates in RED are intransit only.
Gross tons is the measure of enclosed revenue space in 1963/64.
Length is overall (at greatest distance).
Beam is width and Draft is depth-below-waterline.
Speed is normal cruising speed in knots.
Registry is the ship's country of registry and nationality of most or all of the crew.
Passengers is normal capacity in 1963/64, with class division if applicable.
Notes are background, history and some of the ship's key selling points to the public.