Those are quite nice looking. Please post back after you have received them, maybe a picture would be nice.
That place also sells a nice candelabra neon indicator lamp for 58 cents.
By accident (looking for the 7V lamp for the M818 truck ignition preheat indicator) I found this place and they advertise a few regular and some "higher powered" neon screw-in or bayonet lamps.
https://www.interlight.biz/products.int?Category=NEONThere is this 3.6W neon:
https://www.interlight.biz/light-bulb/120RC-NEONIn looking for a more detailed spec, I found out that the so called 3.6W neon lamp is a small 1/4W neon lamp intended to replace a 3.6W incandescent and has an 18K resistor.- so it is a bit disappointing.
Lots of lamps are made by Eiko, incl. the rough service ones certain folks like. No antique ones like that though. I also really looked for a lower cost on those.
http://www.eiko.com/Products.aspx?CatID=22