Graves Yacht Yard / George Chaisson / others

Boat builder

Models

1

Years active

1925

Length overall

5.5–5.5 m

(18–18 ft)

Hull types

1 mono

Models

Model	Years	LOA	Hull	Designer
ALDEN O CLASS MK II	1925	5.54 m	Monohull	John Alden

Designers of Graves Yacht Yard / George Chaisson / others

John Alden (1)

Last updated 30 December 2025