Design No. 458

Glenafton

1967Auxiliary Ketch

Design 458 represents an auxiliary ketch configuration from the Alfred Mylne archive. The design was realised in 1967 as the yacht Glenafton. The archive holds 33 drawings for this design. Further technical specifications, including overall length, rig details, and builder information, are not currently recorded in the available documentation.

Original Drawings · 33 sheets

Purchase high-res drawings

Dimensions

LOA18.3 m / 60 ft
LOD18.3 m / 60 ft
LWL12.8 m / 42 ft
Beam4.6 m / 15 ft
Draft2.3 m / 8 ft
Displacement25.6 t
Sail Area1,423 sq ft

Yachts in the Register · 1

Historical Context

Alfred Mylne's design practice spanned several decades, producing vessels suited to diverse maritime purposes. The 1960s represented a period of continued demand for well-found cruising yachts and working craft. The auxiliary ketch rig, combining the efficiency of fore-and-aft sail plans with the practicality of auxiliary engines, remained in favour among owners seeking reliable offshore capability. Design 458 reflects Mylne's engagement with this established vessel type during an era when traditional design principles were being adapted to accommodate modern propulsion systems and materials.