There are no bulbs or sockets included, they are only pictured to demonstrate how the covers fit onto bulbs and to give an idea of what they look like when lit. This is a mint condition set of FOUR original glass light bulb covers from the Coyle Theater in Charleroit PA. These would have been used on the vertical marquee bulbs when it was first installed back in 1920. The covers are very simple to use. They have a metal spring inside that attaches them to the top of a standard straight sided 15 watt incandescent bulb. It has to be a straight sided bulb like the one pictured. All four covers are in beautiful condition with no chips or cracks and all have good retainer springs. The item “Vintage Movie Theater Marquee neon Sign antique tipped light bulb glass cover” is in sale since Friday, April 14, 2017. This item is in the category “Entertainment Memorabilia\Theater Memorabilia\Other Theater Memorabilia”. The seller is “sperrabschnitt!” and is located in Clarksville, Ohio. This item can be shipped worldwide.