He took out a patent for it on the 2nd November, 1785, and wrote a pamphlet on lifeboats, entitled "The Invention, Principles, and Construction of Insubmergible Boats."
"The Lifeboat"
R.M. Ballantyne
This was not one of those splendid boats which now line the shores of the United Kingdom; nevertheless, it was a noble craft-one of the good, stable, Insubmergible and self-emptying kind which were known as the Greathead lifeboats, and which for many years did good service on our coasts.
"Saved by the Lifeboat"
R.M. Ballantyne