New Era Cap Sponsors 2004 Uncle Sam's Jam During 4th of July Weekend In Buffalo, NY; NERV to Sell Special Edition Goo Goo Dolls Caps at Show.PR Newswire | June 30, 2004DERBY, N.Y., June 30 /PRNewswire/ -- New Era Cap Co., Inc., a Buffalo-area headwear designer, developer and manufacturer, announced that the company has signed on as a sponsor for the 2004 Uncle Sam's Jam on Saturday and Sunday, July 3rd& 4th in Niagara Square, Buffalo, NY. New Era joins Buffalo Place and the Goo Goo Dolls in this two-day concert series featuring the group."New Era is excited to sponsor the 2004 Uncle Sam's Jam