Antique/Vintage Neon Sign for J. Brunswick in San Francisco, California. Mercury and neon gas tubing/lighting. As you can tell from the pictures, in good working condition. From a showroom on Market Street, San Francisco, California. Has been some repair to the tubes. This would make an excellent addition to that special pool room. Track Page Views With. Auctiva’s FREE Counter. The item “Antique/Vintage Neon Sign for J. M. Brunswick in San Francisco, California” is in sale since Monday, July 16, 2012. This item is in the category “Sporting Goods\Indoor Games\Billiards\Accessories & Décor\Other Billiards Accs & Décor”. The seller is “onehole” and is located in San Francisco, California. This item can’t be shipped, the buyer must pick up the item.