1915 - Billingsgate LIght on Cape Cod Destroyed.
New England Lighthouses - A Virtual Guide
By 1915 the population of Billingsgate Island was down to two: the lighthouse keeper and a watchman who guarded the oyster bed. That year the lens and lamp were removed from the lighthouse, which toppled in a storm on the day after Christmas.
http://www.lighthouse.cc/billingsgate/index.html Bert