I've been looking at Scottish One Designs based on the Clyde and I came across the Gareloch One Design. My post on another sailing website is drawing yawns but I thought you folks would understand.
THE CLASS -
and for the porn.
and so on. the boats were designed in 1927, specifically for racing on the Gare Loch. Seventeen were built, sixteen still race on the Loch. LOA is about 24 feet.