A surviving Lothrop's patent fog horn. Every once in a while we are able to find an item at Skipjack Nautical Wares & Marine Gallery that we can offer some factual information about it's history. Here, our research has taken us to the great maritime seaport of Gloucester, Massachusetts where this item was manufactured. Here is a brief history of the product and the company. The fog horn was invented by Llewellyn Day Lothrop, born in Appleton, Maine in March of 1836. Mr. Lothrop opened a general ship chandler’s business in 1880 on Duncan Street in Gloucester, Massachusetts and soon became the leading chandlery for fishing gear. He invented different swivels & hooks for fishing, but was best known for the famous, Lothrop PATENT Fog Horn of which no Gloucesterman would sail without. This fog horn in this blog is an example of those manufactured by the L.D.Lothrop Co., Vintage picture of L. D. Lothrop's horse-drawn wagon sandwich board advertisement. A REED FOG HORN ...