The boat put out a mayday after it began taking on water in the north-west Highlands.
The Duchess of Kent lifeboat was hit by a huge wave and overturned on January 21, 1970.
Lifeboat volunteer's wedding celebrations interrupted by emergency call-out.
HM Coastguard launched an overnight search for the man who was later found onshore.
Nathan Anderson-Moores, 11, has been given a top award from the Scottish Fire and Rescue Service.