PHILADELPHIA — “Tugboats: The Art of Dave Boone” continues on display at the Independence Seaport Museum. The exhibition, located in the museum’s second-floor community gallery, presents the journey ...

For decades, the W.O. Decker, a 50-foot tugboat that dates from 1930, was among the hundreds of such ships that worked the waterways of New York City. But it was unique in one respect—as the last of ...