John S. Letcher Jr.
Yacht designer
Models
1
Years active
1979
Length overall
7.0–7.0 m
(23–23 ft)
Hull types
1 mono
Models
| Model | Years | LOA | Hull | Builder |
|---|---|---|---|---|
| MARK 23 | 1979 | 7.01 m | Monohull | Mark Marine Inc. |
Builders of boats by John S. Letcher Jr.
Last updated 30 December 2025