M.V. Olympus, a 1929 fantail motor yacht, was originally christened Junaluska, and was built for George Heck, then President of the New York Stock Exchange. Built on the Hudson River by New York Yacht, Launch & Engine Co., she served several owners on the East Coast before being brought out to California by silent movie star Anita Stewart. Like many large vessels, she served in the military during World War II, when her beutiful brightwork was painted navy gray and she patrolled the Northwest coastal waters.
More history here.