What was the largest hovercraft in1968?

The largest hovercraft in 1968 was the SR.N4, developed by the British company Saunders-Roe. It was designed for cross-Channel ferry services and could carry up to 418 passengers and their vehicles. The SR.N4 was notable for its size and speed, capable of reaching up to 70 knots (about 80 mph) over water. Its first operational service began on April 7, 1968, marking a significant advancement in hovercraft technology.