Topsail.
Society for Spritsail Barge Research (Great Britain)
Society for Sailing Barge Research (Great Britain)
Hendon : Society for Spritsail Barge Research,
Description based on: Issue no. 16 (summer 1977).
The journal of the Society for Spritsail Barge Research which in 1995 changed to the Society for Sailing Barge Research.
Sailing barges