Not a Bolger design, but John Welsford has a sharpie launch design:
and Selway-Fisher offers a couple of plywood designs, Rose and Fanny:
--- In firstname.lastname@example.org, "gregmkay" <gregmkay@...> wrote:
> Did Bolger ever design his own version of some sharpie-like equivalent in function to the luxurious late 19th-early 20th Century electric launches (The ones that were often fan tailed) for leisurely and cruising protected waters with small groups of friends? If he did, do you know where I might find information on it?