The World is full of custom and unique small sailing yachts, some of them have no comercial background and are/were built to comply with one and only request: to completely satisfy one and only owner and his/hers dream. Like this one: www.prelogyachts.com (I would have download but I don't know how...) or this one
Meanwhile I discovered what was the second one: It's a Derecktor "Grey goose" that late Papa Derecktor built for himself in the early 90'. Stern with a rudder on the extreme aft is very original. But here is already a next one, Virtuelle, from a dead shipyard Tencara. A vulcano cocpit is great and dangerous at the same time!