I’m almost certain that this is a signal cannon… it’s “LYNN”, not “LYLE” on the markings there, and the July 4, 1896 would have been the 120th anniversary of the United States and also coincided with the World’s Fair in Chicago… all the more reason to buy oneself a new signal cannon. More @Wikipedia
Hover over any link to get a description of the article. Please note that search keywords are sometimes hidden within the full article and don't appear in the description or title.