Howards "Jet" Plugs    Howard Ladig manufactured his "Jet" Plugs from approx. 1952 - 1957 in Wrentham, Mass.; at this time the only models that I am aware of him offering the public are swimmers and poppers.    If you would like to learn more about Howard Ladig; be sure to read my in-depth article published in the Jan.- Feb. 2008 issue of Hunting & Fishing Collectibles Magazine.