Here's possibly another Ventura by Herreshoff that is a different boat.
NY Yacht & Boat Charter Yachts
and perhaps you'll find more info here:
1984 Fast/Nicholson 345 "FastForward"
".. there is much you could do at sea with common sense.. and very little you could do without it.."
Capt G E Ericson (from "The Cruel Sea" by Nicholas Monsarrat)